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https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/biology/organisms-and-populations/q/rbse-biology-2026-annual-q39-write-parasitism-by-giving-example-in-population-interaction-954p5l 2026-08-05T07:10:45.527Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/biology/papers 2026-08-03T08:45:03.195Z weekly 0.7 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/biology/principles-of-inheritance-and-variation 2026-08-03T08:45:03.195Z weekly 0.7 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/biology/principles-of-inheritance-and-variation/q/rbse-biology-2018-annual-q26-explain-sex-determination-in-humans-with-a-line-diagram-2-1-3-4gqsml 2026-08-05T07:09:13.137Z weekly 0.6 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2026-08-05T07:10:15.139Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/biology/sexual-reproduction-in-flowering-plants/q/rbse-biology-2024-annual-q35-describe-the-structure-of-megasporangium-0ow797 2026-08-05T07:10:15.139Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/biology/sexual-reproduction-in-flowering-plants/q/rbse-biology-2024-annual-q36-draw-labelled-diagram-of-transverse-section-of-a-pollen-sac-6stnj1 2026-08-05T07:10:15.139Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/biology/sexual-reproduction-in-flowering-plants/q/rbse-biology-2025-annual-q1-an-example-of-a-false-fruit-is-9lqs0i 2026-08-05T07:10:30.664Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/biology/sexual-reproduction-in-flowering-plants/q/rbse-biology-2025-annual-q19-fill-in-the-blank-a-typical-dicotyledonous-embryo-consists-of-an-and-two-cotyledons-v8c37s 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2026-08-05T07:08:32.269Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/chemistry/alcohols-phenols-and-ethers/q/rbse-chemistry-2026-annual-q12-wood-spirit-is-mbn73r 2026-08-05T07:08:47.199Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/chemistry/alcohols-phenols-and-ethers/q/rbse-chemistry-2026-annual-q13-secondary-alcohol-is-kgf200 2026-08-05T07:08:47.199Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/chemistry/alcohols-phenols-and-ethers/q/rbse-chemistry-2026-annual-q35-write-the-name-of-product-obtained-when-vapour-of-ethyl-alcohol-are-passed-over-heated-copper-at-573-k-4rmwfz 2026-08-05T07:08:47.199Z weekly 0.6 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2026-08-05T07:12:08.378Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/inverse-trigonometric-functions/q/rbse-mathematics-2022-annual-q2-the-value-of-2-sin-1-left-frac-1-2-right-cos-1-left-frac-1-2-right-is-9k2ahi 2026-08-05T07:12:08.378Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/inverse-trigonometric-functions/q/rbse-mathematics-2022-annual-q20-find-the-value-of-3-cos-1-left-frac-sqrt-3-2-right-sin-1-left-frac-sqrt-3-2-right-hblmnd 2026-08-05T07:12:08.378Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/inverse-trigonometric-functions/q/rbse-mathematics-2022-annual-q44-prove-that-tan-1-frac-1-2-tan-1-frac-2-11-tan-1-frac-3-4-or-if-tan-1-left-frac-x-1-x-2-right-tan-1-left-frac-x-1-x-2-right-frac-pi-4-then-find-the-zrw5ff 2026-08-05T07:12:08.378Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/inverse-trigonometric-functions/q/rbse-mathematics-2023-annual-q19-find-the-principal-value-of-sin-1-left-frac-1-2-right-smpqsu 2026-08-05T07:16:46.033Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/inverse-trigonometric-functions/q/rbse-mathematics-2023-annual-q44-if-sin-left-sin-1-frac-1-5-cos-1-x-right-1-then-find-the-value-of-x-or-show-that-sin-1-frac-3-5-sin-1-frac-8-17-cos-1-frac-84-85-hzxszi 2026-08-05T07:16:46.033Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/inverse-trigonometric-functions/q/rbse-mathematics-2024-annual-q16-sin-1-x-is-a-function-whose-domain-is-6tetzc 2026-08-05T07:17:12.747Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/inverse-trigonometric-functions/q/rbse-mathematics-2024-annual-q17-the-value-of-sin-1-left-sin-dfrac-2-pi-3-right-is-lvn9mg 2026-08-05T07:17:12.747Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/inverse-trigonometric-functions/q/rbse-mathematics-2024-annual-q18-the-principal-value-of-cos-1-left-dfrac-sqrt-3-2-right-is-ofclju 2026-08-05T07:17:12.747Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/inverse-trigonometric-functions/q/rbse-mathematics-2024-annual-q2-the-principal-value-of-cosec-1-2-is-l6i4yu 2026-08-05T07:17:12.747Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/inverse-trigonometric-functions/q/rbse-mathematics-2025-annual-q19-is-the-principal-value-of-sin-1-left-dfrac-sqrt-3-2-right-limb5j 2026-08-05T07:17:29.463Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/inverse-trigonometric-functions/q/rbse-mathematics-2025-annual-q2-the-principal-value-of-cos-1-left-dfrac-1-2-right-is-991lhy 2026-08-05T07:17:29.463Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/inverse-trigonometric-functions/q/rbse-mathematics-2025-annual-q38-prove-that-tan-1-dfrac-1-2-tan-1-dfrac-1-3-dfrac-pi-4-etxdgj 2026-08-05T07:17:29.463Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/inverse-trigonometric-functions/q/rbse-mathematics-2026-annual-q19-sin-1-x-is-a-function-whose-domain-is-ptuerz 2026-08-05T07:13:12.371Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/inverse-trigonometric-functions/q/rbse-mathematics-2026-annual-q2-the-principal-value-of-sin-1-left-frac-1-sqrt-2-right-is-5r04j6 2026-08-05T07:13:12.371Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/inverse-trigonometric-functions/q/rbse-mathematics-2026-annual-q38-show-that-sin-1-2x-sqrt-1-x-2-2-sin-1-x-frac-1-sqrt-2-le-x-le-frac-1-sqrt-2-y77y2g 2026-08-05T07:13:12.371Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/linear-programming 2026-08-03T08:45:03.195Z weekly 0.7 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/linear-programming/q/rbse-mathematics-2018-annual-q25-by-graphical-method-solve-the-following-linear-programming-problem-minimize-z-8000x-12000y-subject-to-constraints-3x-4y-le-60-x-3y-le-30-x-ge-0-y-g-4q81sn 2026-08-05T07:11:12.085Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/linear-programming/q/rbse-mathematics-2018-annual-q9-show-the-region-of-feasible-solution-under-the-following-constraints-2x-y-le-6-x-ge-0-y-ge-0-1njvkp 2026-08-05T07:11:12.085Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/linear-programming/q/rbse-mathematics-2019-annual-q25-by-the-graphical-method-solve-the-following-linear-programming-problem-maximize-z-20x-30y-subject-to-constraints-x-2y-le-20-3x-2y-le-30-x-ge-0-y-ge-kjl6mx 2026-08-05T07:11:30.406Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/linear-programming/q/rbse-mathematics-2019-annual-q9-show-the-region-of-feasible-solution-under-the-following-constraints-2x-3y-le-6-x-ge-0-y-ge-0-baeb01 2026-08-05T07:11:30.406Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/linear-programming/q/rbse-mathematics-2020-annual-q25-solve-the-following-linear-programming-problem-by-graphical-method-max-z-2x-3y-constraints-4x-6y-le-60-2x-y-le-20-and-x-ge-0-y-ge-0-umla5w 2026-08-05T07:11:49.524Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/linear-programming/q/rbse-mathematics-2020-annual-q9-define-the-feasible-solution-of-the-linear-programming-problem-5ztnom 2026-08-05T07:11:49.524Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/linear-programming/q/rbse-mathematics-2023-annual-q50-maximize-z-5x-3y-subject-to-constraints-3x-5y-le-15-5x-2y-le-10-x-ge-0-y-ge-0-by-using-graphical-method-or-minimize-z-200x-500y-subject-to-constrai-3vxave 2026-08-05T07:16:46.033Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/linear-programming/q/rbse-mathematics-2024-annual-q51-maximize-z-4x-y-subject-to-constraints-x-y-le-50-3x-y-le-90-x-ge-0-y-ge-0-by-using-the-graphical-method-or-maximize-z-3x-2y-subject-to-constraints-bczg92 2026-08-05T07:17:12.747Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/linear-programming/q/rbse-mathematics-2025-annual-q53-determine-graphically-the-maximum-value-of-the-objective-function-z-3x-2y-subject-to-the-following-constraints-x-y-2-ge-0-x-2y-le-7-and-x-ge-0-y-ge-bi9iya 2026-08-05T07:17:29.463Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/linear-programming/q/rbse-mathematics-2026-annual-q53-determine-graphically-the-maximum-value-of-the-objective-function-z-4x-y-subject-to-the-following-constraints-x-y-le-50-3x-y-le-90-x-ge-0-y-ge-0-or-i3ly4y 2026-08-05T07:13:12.371Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/matrices 2026-08-03T08:45:03.195Z weekly 0.7 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/matrices/q/rbse-mathematics-2018-annual-q12-if-a-begin-bmatrix-1-2-2-3-end-bmatrix-and-b-begin-bmatrix-5-2-1-2-end-bmatrix-then-find-2a-2-3b-g2l54s 2026-08-05T07:11:12.085Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/matrices/q/rbse-mathematics-2018-annual-q3-find-a-if-2a-begin-bmatrix-3-1-1-2-0-5-end-bmatrix-begin-bmatrix-1-5-3-2-0-1-end-bmatrix-s227or 2026-08-05T07:11:12.085Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/matrices/q/rbse-mathematics-2018-annual-q4-if-a-begin-bmatrix-3-4-1-2-end-bmatrix-then-find-a-1-widp3q 2026-08-05T07:11:12.085Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/matrices/q/rbse-mathematics-2019-annual-q12-if-a-begin-bmatrix-2-3-1-4-end-bmatrix-and-b-begin-bmatrix-1-1-2-5-end-bmatrix-then-prove-that-ab-t-b-t-a-t-triue7 2026-08-05T07:11:30.406Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/matrices/q/rbse-mathematics-2019-annual-q3-if-begin-bmatrix-a-b-4-3-ab-end-bmatrix-begin-bmatrix-6-4-3-8-end-bmatrix-then-find-the-value-of-a-and-b-my6edn 2026-08-05T07:11:30.406Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/matrices/q/rbse-mathematics-2019-annual-q4-if-matrix-a-begin-bmatrix-cos-theta-sin-theta-sin-theta-cos-theta-end-bmatrix-then-find-a-1-u7x01q 2026-08-05T07:11:30.406Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/matrices/q/rbse-mathematics-2020-annual-q12-if-a-2i-begin-bmatrix-1-2-3-2-1-1-3-1-0-end-bmatrix-then-find-aa-t-where-i-is-unit-matrix-of-order-3-times-3-4dwco1 2026-08-05T07:11:49.524Z weekly 0.6 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https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/matrices/q/rbse-mathematics-2023-annual-q32-if-a-begin-bmatrix-sin-alpha-cos-alpha-cos-alpha-sin-alpha-end-bmatrix-then-verify-that-aa-i-dnb4iw 2026-08-05T07:16:46.033Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/matrices/q/rbse-mathematics-2024-annual-q3-if-a-begin-bmatrix-1-2-3-2-3-1-end-bmatrix-and-b-begin-bmatrix-3-1-3-1-0-2-end-bmatrix-then-2a-b-will-be-eh0re9 2026-08-05T07:17:12.747Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/mathematics/matrices/q/rbse-mathematics-2024-annual-q34-simplify-cos-theta-begin-bmatrix-cos-theta-sin-theta-sin-theta-cos-theta-end-bmatrix-sin-theta-begin-bmatrix-sin-theta-cos-theta-cos-theta-sin-thet-afdk85 2026-08-05T07:17:12.747Z weekly 0.6 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weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/current-electricity/q/rbse-physics-2026-annual-q5-the-electromotive-force-of-an-accumulator-battery-is-10-v-and-internal-resistance-0-5-the-maximum-electric-current-obtained-from-the-battery-will-be-42qc7w 2026-08-05T07:05:14.345Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/dual-nature-of-radiation-and-matter 2026-08-03T08:45:03.195Z weekly 0.7 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/dual-nature-of-radiation-and-matter/q/rbse-physics-2020-annual-q20-why-photo-electric-effect-cannot-be-explained-on-the-basis-of-wave-theory-of-light-write-any-two-reasons-e0kyo2 2026-08-05T07:04:03.256Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/dual-nature-of-radiation-and-matter/q/rbse-physics-2020-annual-q8-what-was-the-main-objective-of-davisson-and-germer-experiment-ig26x3 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https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/dual-nature-of-radiation-and-matter/q/rbse-physics-2023-annual-q28-define-the-following-in-the-photoelectric-effect-phenomenon-i-work-function-ii-stopping-potential-m9lfy2 2026-08-05T07:04:28.898Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/dual-nature-of-radiation-and-matter/q/rbse-physics-2023-annual-q29-if-the-work-function-of-caesium-metal-is-2-14-ev-then-find-its-threshold-frequency-in-hz-qhndoc 2026-08-05T07:04:28.898Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/dual-nature-of-radiation-and-matter/q/rbse-physics-2023-annual-q8-de-broglie-wavelength-associated-with-an-electron-accelerated-through-a-potential-difference-of-100-volt-is-m4iqiu 2026-08-05T07:04:28.898Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/dual-nature-of-radiation-and-matter/q/rbse-physics-2024-annual-q11-the-maximum-kinetic-energy-of-a-photo-electron-emitted-from-a-metal-is-1-8-ev-the-value-of-stopping-potential-cut-off-voltage-will-be-f732ti 2026-08-05T07:04:41.891Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/dual-nature-of-radiation-and-matter/q/rbse-physics-2024-annual-q12-the-momentum-p-of-photon-is-jue288 2026-08-05T07:04:41.891Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/dual-nature-of-radiation-and-matter/q/rbse-physics-2024-annual-q24-the-formula-for-the-de-broglie-wavelength-associated-with-an-electron-accelerated-by-a-potential-v-is-nm-yelet1 2026-08-05T07:04:41.891Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/dual-nature-of-radiation-and-matter/q/rbse-physics-2024-annual-q32-write-the-definition-of-threshold-frequency-of-a-substance-6ga049 2026-08-05T07:04:41.891Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/dual-nature-of-radiation-and-matter/q/rbse-physics-2024-annual-q44-a-20-watt-bulb-emits-5-x-10-9-photons-per-second-find-the-energy-of-each-photon-55zrxr 2026-08-05T07:04:41.891Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/dual-nature-of-radiation-and-matter/q/rbse-physics-2025-annual-q13-the-energy-of-a-photon-is-18-ev-and-the-work-function-of-the-material-is-8-ev-the-value-of-stopping-potential-is-35j933 2026-08-05T07:04:57.457Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/dual-nature-of-radiation-and-matter/q/rbse-physics-2025-annual-q26-from-observation-of-lenard-when-radiation-were-allowed-to-fall-on-the-emitter-plate-of-an-evacuated-glass-tube-enclosing-two-electrodes-current-flows-i-08xyeb 2026-08-05T07:04:57.457Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/dual-nature-of-radiation-and-matter/q/rbse-physics-2025-annual-q51-what-is-photoelectric-effect-draw-a-diagram-of-experimental-arrangement-for-study-of-photoelectric-effect-what-is-the-effect-of-potential-on-photoelect-nm522p 2026-08-05T07:04:57.457Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/dual-nature-of-radiation-and-matter/q/rbse-physics-2026-annual-q15-the-work-function-of-four-metals-p-q-r-and-s-are-2-3-ev-3-2-ev-4-25-ev-and-5-15-ev-respectively-among-these-the-metal-having-lowest-threshold-frequency-p6bokh 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https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/dual-nature-of-radiation-and-matter/q/rbse-physics-2026-annual-q45-why-photoelectric-effect-cannot-be-explained-on-the-basis-of-the-wave-theory-of-light-write-any-two-reasons-g2lyhb 2026-08-05T07:05:14.345Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electric-charges-and-fields 2026-08-03T08:45:03.195Z weekly 0.7 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electric-charges-and-fields/q/rbse-physics-2020-annual-q14-an-electron-is-moving-around-an-infinite-linear-charge-in-circular-path-of-diameter-0-30-m-if-linear-charge-density-is-10-6-c-m-then-calculate-the-spee-6nh3mi 2026-08-05T07:04:03.256Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electric-charges-and-fields/q/rbse-physics-2022-annual-q1-the-si-unit-of-electric-flux-is-3i6aku 2026-08-05T07:04:15.552Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electric-charges-and-fields/q/rbse-physics-2022-annual-q14-in-milikans-experiment-the-charge-found-on-a-charged-droplet-was-6-4-x-10-19-c-then-write-the-number-of-electrons-in-that-charged-droplet-wzwwtn 2026-08-05T07:04:15.552Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electric-charges-and-fields/q/rbse-physics-2022-annual-q34-write-gausss-law-using-this-law-find-the-electric-field-due-to-a-uniformly-charged-infinite-plane-sheet-at-a-point-near-the-sheet-1-2-3-or-write-the-de-czhjq0 2026-08-05T07:04:15.552Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electric-charges-and-fields/q/rbse-physics-2023-annual-q1-the-si-value-of-permittivity-of-free-space-or-vacuum-is-nx7akl 2026-08-05T07:04:28.898Z weekly 0.6 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https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electric-charges-and-fields/q/rbse-physics-2025-annual-q1-the-si-unit-of-electric-flux-is-jikmfu 2026-08-05T07:04:57.457Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electric-charges-and-fields/q/rbse-physics-2025-annual-q19-the-electric-field-intensity-at-axis-due-to-an-electric-dipole-is-inversely-proportional-to-the-of-distance-j1uaij 2026-08-05T07:04:57.457Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electric-charges-and-fields/q/rbse-physics-2025-annual-q2-the-force-between-two-point-charges-placed-at-distance-r-apart-is-f-if-the-distance-increased-to-2r-between-the-charges-then-force-will-be-joazwc 2026-08-05T07:04:57.457Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electric-charges-and-fields/q/rbse-physics-2025-annual-q29-define-the-electric-dipole-moment-1werli 2026-08-05T07:04:57.457Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electric-charges-and-fields/q/rbse-physics-2025-annual-q39-an-infinite-line-charge-produces-a-field-of-4-5-x-10-4-n-c-1-at-a-distance-4-cm-calculate-the-linear-charge-density-of-it-jlsay5 2026-08-05T07:04:57.457Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electric-charges-and-fields/q/rbse-physics-2026-annual-q1-two-sphere-of-charge-2-c-and-3-c-are-located-at-a-distance-20-cm-apart-in-air-the-ratio-of-magnitude-of-electric-forces-acting-between-these-spheres-wil-gkb91x 2026-08-05T07:05:14.345Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electric-charges-and-fields/q/rbse-physics-2026-annual-q2-the-si-unit-of-linear-charge-density-is-t4140n 2026-08-05T07:05:14.345Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electric-charges-and-fields/q/rbse-physics-2026-annual-q49-obtain-the-expression-of-electric-field-at-any-point-on-its-axial-line-due-to-the-electric-dipole-draw-necessary-diagram-or-prove-by-gausss-law-that-th-u8j1xc 2026-08-05T07:05:14.345Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electromagnetic-induction 2026-08-03T08:45:03.195Z weekly 0.7 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electromagnetic-induction/q/rbse-physics-2020-annual-q25-obtain-an-expression-for-the-induced-emf-e-e0-sin-omega-t-generated-due-to-the-rotational-motion-of-the-rectangular-coil-in-the-uniform-magnetic-field-c1kjr5 2026-08-05T07:04:03.256Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electromagnetic-induction/q/rbse-physics-2020-annual-q5-define-magnetic-flux-gef64i 2026-08-05T07:04:03.256Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electromagnetic-induction/q/rbse-physics-2022-annual-q11-the-ratio-of-flux-linkage-n-phi-associated-with-a-coil-having-n-turns-to-the-current-i-flowing-through-it-n-phi-i-is-fill-in-the-blank-gynx4j 2026-08-05T07:04:15.552Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electromagnetic-induction/q/rbse-physics-2022-annual-q20-write-faradays-law-of-electromagnetic-induction-1u1n62 2026-08-05T07:04:15.552Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electromagnetic-induction/q/rbse-physics-2022-annual-q35-if-a-metal-rod-of-length-l-is-placed-normal-to-a-uniform-magnetic-field-b-and-moved-with-a-velocity-v-perpendicular-to-the-magnetic-field-then-find-the-e1y31d 2026-08-05T07:04:15.552Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electromagnetic-induction/q/rbse-physics-2022-annual-q6-eddy-currents-are-used-in-60e6f9 2026-08-05T07:04:15.552Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electromagnetic-induction/q/rbse-physics-2023-annual-q24-current-in-a-circuit-falls-from-5-0-a-to-1-0-a-in-0-1-s-if-an-average-e-m-f-of-200-v-is-induced-give-an-estimate-of-the-self-inductance-of-the-circuit-hwreb6 2026-08-05T07:04:28.898Z weekly 0.6 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https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electromagnetic-induction/q/rbse-physics-2025-annual-q9-lenzs-law-is-based-on-conservation-of-physical-quantity-5d6vrm 2026-08-05T07:04:57.457Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electromagnetic-induction/q/rbse-physics-2026-annual-q23-lenzs-law-obeys-the-conservation-law-of-1qvhrp 2026-08-05T07:05:14.345Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electromagnetic-induction/q/rbse-physics-2026-annual-q33-what-is-electromagnetic-induction-589rv8 2026-08-05T07:05:14.345Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electromagnetic-induction/q/rbse-physics-2026-annual-q40-the-mutual-inductance-of-two-coils-placed-close-together-is-2h-if-the-electric-current-in-one-coil-increases-from-zero-to-15a-in-0-1s-then-find-the-cha-1di0fc 2026-08-05T07:05:14.345Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electromagnetic-induction/q/rbse-physics-2026-annual-q8-a-bicycle-wheel-with-10-spokes-is-rotating-at-a-rate-of-2-cycle-per-second-perpendicular-to-the-horizontal-component-of-the-earths-magnetic-field-this-p-tb4wim 2026-08-05T07:05:14.345Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electromagnetic-induction/q/rbse-physics-2026-annual-q9-self-inductance-is-called-pb2sfa 2026-08-05T07:05:14.345Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electromagnetic-waves 2026-08-03T08:45:03.195Z weekly 0.7 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electromagnetic-waves/q/rbse-physics-2022-annual-q4-the-correct-relationship-between-the-permittivity-of-free-space-epsilon-0-the-permeability-of-free-space-mu-0-and-the-velocity-of-light-in-vacuum-c-is-hobpsw 2026-08-05T07:04:15.552Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electromagnetic-waves/q/rbse-physics-2023-annual-q18-write-the-name-of-the-electromagnetic-wave-produced-by-a-vacuum-tube-magnetron-u1w1sr 2026-08-05T07:04:28.898Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electromagnetic-waves/q/rbse-physics-2024-annual-q40-write-the-names-of-any-three-waves-radiations-produced-in-the-electromagnetic-spectrum-cz5864 2026-08-05T07:04:41.891Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electromagnetic-waves/q/rbse-physics-2024-annual-q7-the-formula-for-displacement-current-i-d-is-u2bc5e 2026-08-05T07:04:41.891Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/electromagnetic-waves/q/rbse-physics-2025-annual-q43-write-any-two-characteristics-of-electromagnetic-waves-e8fz20 2026-08-05T07:04:57.457Z weekly 0.6 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https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/moving-charges-and-magnetism/q/rbse-physics-2026-annual-q6-the-distance-travelled-by-a-charged-particle-in-one-rotation-along-the-magnetic-field-is-called-1ei8gk 2026-08-05T07:05:14.345Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/nuclei 2026-08-03T08:45:03.195Z weekly 0.7 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/nuclei/q/rbse-physics-2020-annual-q10-write-the-function-of-coolant-used-in-nuclear-reactor-pgsyun 2026-08-05T07:04:03.256Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/nuclei/q/rbse-physics-2020-annual-q22-a-radioactive-nucleus-d-is-decaying-in-the-following-way-235-over-92-d-alpha-decay-d1-beta-decay-d2-alpha-decay-d3-gamma-decay-d4-determine-the-atomic-sbskmx 2026-08-05T07:04:03.256Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/nuclei/q/rbse-physics-2022-annual-q30-what-is-meant-by-half-life-of-a-radioactive-nuclei-write-the-relation-between-half-life-and-mean-life-of-a-radioactive-nuclei-ogx277 2026-08-05T07:04:15.552Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/nuclei/q/rbse-physics-2022-annual-q31-write-any-three-features-of-the-nuclear-force-up5ndo 2026-08-05T07:04:15.552Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/nuclei/q/rbse-physics-2022-annual-q36-what-is-meant-by-mass-defect-and-nuclear-binding-energy-draw-a-graph-between-mass-number-and-binding-energy-per-nucleon-1-1-1-3-or-explain-the-followin-k75o4d 2026-08-05T07:04:15.552Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/nuclei/q/rbse-physics-2023-annual-q32-write-the-law-of-radioactive-decay-the-decay-constant-of-a-radioactive-substance-is-0-693-per-minute-calculate-its-half-life-time-in-minutes-jkdv49 2026-08-05T07:04:28.898Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/nuclei/q/rbse-physics-2023-annual-q33-define-the-following-i-nuclear-fusion-ii-nuclear-fission-iii-mass-defect-wmssim 2026-08-05T07:04:28.898Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/nuclei/q/rbse-physics-2024-annual-q15-those-atoms-which-have-the-same-atomic-number-but-different-mass-number-are-called-a7av9n 2026-08-05T07:04:41.891Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/nuclei/q/rbse-physics-2024-annual-q34-write-einsteins-mass-energy-equivalent-relation-6mms3n 2026-08-05T07:04:41.891Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/nuclei/q/rbse-physics-2024-annual-q46-define-a-nuclear-fission-b-nuclear-fusion-70ltes 2026-08-05T07:04:41.891Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/nuclei/q/rbse-physics-2025-annual-q16-the-binding-energy-of-a-nucleus-is-equivalent-to-8ckxoj 2026-08-05T07:04:57.457Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/nuclei/q/rbse-physics-2025-annual-q27-is-credited-with-the-discovery-of-the-neutron-lsntt3 2026-08-05T07:04:57.457Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/nuclei/q/rbse-physics-2025-annual-q36-what-do-you-understand-by-nuclear-fusion-jdaju7 2026-08-05T07:04:57.457Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/nuclei/q/rbse-physics-2025-annual-q47-what-do-you-understand-by-nuclear-force-draw-the-graph-of-binding-energy-per-nucleon-as-a-function-of-mass-numbers-and-explain-5j0bu4 2026-08-05T07:04:57.457Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/nuclei/q/rbse-physics-2026-annual-q17-the-necessary-temperature-should-be-for-thermo-nuclear-fusion-is-dhyc16 2026-08-05T07:05:14.345Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/nuclei/q/rbse-physics-2026-annual-q38-if-the-binding-energy-of-oxygen-nucleus-16-8-o-is-128-mev-then-calculate-the-binding-energy-per-nucleon-gxscw5 2026-08-05T07:05:14.345Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/nuclei/q/rbse-physics-2026-annual-q47-define-a-isobars-b-radioactivity-92y9av 2026-08-05T07:05:14.345Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/papers 2026-08-03T08:45:03.195Z weekly 0.7 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/ray-optics-and-optical-instruments 2026-08-03T08:45:03.195Z weekly 0.7 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/ray-optics-and-optical-instruments/q/rbse-physics-2020-annual-q18-focal-length-of-a-convex-lens-in-air-is-25-cm-if-it-is-immersed-in-water-then-calculate-the-focal-length-of-the-lens-n-w-4-3-n-g-3-2-pbf1ay 2026-08-05T07:04:03.256Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/ray-optics-and-optical-instruments/q/rbse-physics-2020-annual-q30-what-is-presbyopia-describe-the-construction-and-working-of-reflecting-telescope-draw-necessary-ray-diagram-or-what-is-wave-front-explain-laws-of-refra-at702v 2026-08-05T07:04:03.256Z weekly 0.6 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https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/ray-optics-and-optical-instruments/q/rbse-physics-2022-annual-q27-if-a-concave-lens-of-25-cm-focal-length-is-placed-in-contact-with-a-convex-lens-of-20-cm-focal-length-then-calculate-the-power-of-the-combined-lens-for-jyy1i8 2026-08-05T07:04:15.552Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/ray-optics-and-optical-instruments/q/rbse-physics-2022-annual-q37-what-is-meant-by-compound-microscope-draw-a-ray-diagram-of-the-formation-of-an-image-by-a-compound-microscope-briefly-describe-its-working-and-derive-t-cb5s6a 2026-08-05T07:04:15.552Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/ray-optics-and-optical-instruments/q/rbse-physics-2022-annual-q7-if-refractive-index-of-denser-medium-1-with-respect-to-rarer-medium-2-is-n-12-and-critical-angle-for-this-pair-of-media-is-i-c-then-correct-relation-bet-41xox5 2026-08-05T07:04:15.552Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/ray-optics-and-optical-instruments/q/rbse-physics-2023-annual-q13-fill-in-the-blanks-in-the-primary-rainbow-light-is-refracted-number-of-times-and-internally-reflected-number-of-times-rewke9 2026-08-05T07:04:28.898Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/ray-optics-and-optical-instruments/q/rbse-physics-2023-annual-q19-the-radius-of-curvature-of-a-concave-mirror-is-28-cm-its-focal-length-will-be-v8p5lk 2026-08-05T07:04:28.898Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/ray-optics-and-optical-instruments/q/rbse-physics-2023-annual-q37-draw-a-ray-diagram-for-image-formation-by-a-concave-mirror-and-establish-a-relation-between-object-distance-u-image-distance-v-and-focal-length-f-or-dr-fgvh1y 2026-08-05T07:04:28.898Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/ray-optics-and-optical-instruments/q/rbse-physics-2023-annual-q6-what-will-be-the-focal-length-of-a-convex-lens-whose-power-is-2-5d-vs9m0f 2026-08-05T07:04:28.898Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/ray-optics-and-optical-instruments/q/rbse-physics-2024-annual-q22-the-radius-of-curvature-of-a-concave-mirror-is-24-cm-the-value-of-its-focal-length-will-be-cm-m32d6j 2026-08-05T07:04:41.891Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/ray-optics-and-optical-instruments/q/rbse-physics-2024-annual-q41-the-magnifying-power-of-a-small-telescope-is-9-and-the-length-of-the-tube-is-100-cm-find-the-focal-lengths-of-the-objective-and-eyepiece-of-the-telesco-urzht2 2026-08-05T07:04:41.891Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/ray-optics-and-optical-instruments/q/rbse-physics-2024-annual-q51-define-total-internal-reflection-establish-relation-between-u-v-and-f-for-a-spherical-mirror-draw-necessary-ray-diagram-or-define-lateral-shift-derive-s9yl29 2026-08-05T07:04:41.891Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/ray-optics-and-optical-instruments/q/rbse-physics-2024-annual-q8-if-the-magnification-of-a-optical-instrument-is-negative-then-the-image-will-always-be-formed-c7cmel 2026-08-05T07:04:41.891Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/ray-optics-and-optical-instruments/q/rbse-physics-2024-annual-q9-if-the-magnification-of-objective-and-eyepiece-in-a-compound-microscope-is-m-o-and-m-e-respectively-then-the-total-magnifying-power-m-of-the-microscope-6wu9u2 2026-08-05T07:04:41.891Z weekly 0.6 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https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/ray-optics-and-optical-instruments/q/rbse-physics-2026-annual-q25-a-glass-lens-of-refractive-index-1-52-is-placed-in-an-open-vessel-filled-with-a-liquid-it-becomes-disappear-invisible-the-refractive-index-of-the-liqui-5wfb39 2026-08-05T07:05:14.345Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/ray-optics-and-optical-instruments/q/rbse-physics-2026-annual-q42-define-total-internal-reflection-write-the-name-of-any-one-phenomenon-based-on-it-52q8at 2026-08-05T07:05:14.345Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/ray-optics-and-optical-instruments/q/rbse-physics-2026-annual-q53-define-power-of-a-lens-prove-that-the-focal-length-of-a-spherical-mirror-is-half-of-its-radius-of-curvature-draw-necessary-ray-diagram-or-define-magnif-xl77ja 2026-08-05T07:05:14.345Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/semiconductor-electronics 2026-08-03T08:45:03.195Z weekly 0.7 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/semiconductor-electronics/q/rbse-physics-2020-annual-q11-draw-symbolic-diagram-of-xor-gate-1dqf7y 2026-08-05T07:04:03.256Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/semiconductor-electronics/q/rbse-physics-2020-annual-q13-what-is-nanotechnology-v21onm 2026-08-05T07:04:03.256Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/semiconductor-electronics/q/rbse-physics-2020-annual-q23-what-is-intrinsic-semiconductor-and-extrinsic-semiconductor-write-an-example-of-each-semiconductor-f63qfy 2026-08-05T07:04:03.256Z weekly 0.6 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https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/semiconductor-electronics/q/rbse-physics-2022-annual-q33-a-circuit-is-shown-in-the-figure-by-combining-two-not-gates-and-one-nor-gate-write-the-truth-table-for-this-connected-circuit-3zhfhl 2026-08-05T07:04:15.552Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/semiconductor-electronics/q/rbse-physics-2022-annual-q38-what-is-meant-by-forward-bias-and-reverse-bias-of-a-p-n-junction-diode-draw-an-experimental-electric-circuit-diagram-to-study-the-v-i-characteristics-i-q0onr8 2026-08-05T07:04:15.552Z weekly 0.6 https://conceptfirst.ai/senior-secondary/rajasthan-rbse/class-12-science/physics/semiconductor-electronics/q/rbse-physics-2023-annual-q21-write-the-name-of-majority-charge-carriers-and-minority-charge-carriers-in-a-p-type-semiconductor-k0gr5d 2026-08-05T07:04:28.898Z weekly 0.6 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