NEET · Physics

Concept-first physics for NEET — pick a concept on the left; every question leads on the idea and the why before the solution.

◈ NCERT-tight — every answer tracks the NCERT lineConcept-aligned original practice · not official past papers

Syllabus units

official NEET syllabus

Topics

each becomes a concept

Exam weightage

25%

45 of 180 questions

Practice Q&A

1808

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3 of 20 units live — Work, Energy and Power up next, 16 more coming soon.

Work done by a constant force and a variable force; kinetic and potential energy; work-energy theorem; power

Potential energy of a spring, conservation of mechanical energy, conservative and non-conservative forces; motion in a vertical circle

Elastic and inelastic collisions in one and two dimensions

Centre of mass of a two-particle system and of a rigid body; basic concepts of rotational motion

Moment of a force, torque, angular momentum, conservation of angular momentum and its applications

Moment of inertia, radius of gyration, values of moments of inertia for simple geometrical objects; parallel and perpendicular axes theorems and their applications

Equilibrium of rigid bodies, rigid body rotation and equations of rotational motion, comparison of linear and rotational motions

Universal law of gravitation; acceleration due to gravity and its variation with altitude and depth

Kepler’s laws of planetary motion; gravitational potential energy and gravitational potential; escape velocity

Motion of a satellite - orbital velocity, time period and energy of a satellite

Elastic behaviour, stress-strain relationship, Hooke’s law, Young’s modulus, bulk modulus, modulus of rigidity

Pressure due to a fluid column; Pascal’s law and its applications; effect of gravity on fluid pressure

Viscosity, Stokes’ law, terminal velocity, streamline and turbulent flow, critical velocity, Bernoulli’s principle and its applications

Surface energy and surface tension, angle of contact, excess pressure across a curved surface, application of surface tension (drops, bubbles and capillary rise)

Heat, temperature and thermal expansion; specific heat capacity, calorimetry, change of state, latent heat

Heat transfer - conduction, convection and radiation

Thermal equilibrium, zeroth law of thermodynamics, concept of temperature; heat, work and internal energy

First law of thermodynamics; isothermal and adiabatic processes

Second law of thermodynamics: reversible and irreversible processes

Equation of state of a perfect gas, work done on compressing a gas

Kinetic theory of gases - assumptions, concept of pressure; kinetic interpretation of temperature; RMS speed of gas molecules; degrees of freedom

Law of equipartition of energy and applications to specific heat capacities of gases; mean free path, Avogadro’s number

Periodic motion - period, frequency, displacement as a function of time, periodic functions

Simple harmonic motion (SHM) and its equation, phase; oscillations of a spring - restoring force and force constant; energy in SHM (kinetic and potential energies)

Simple pendulum - derivation of expression for its time period

Wave motion; longitudinal and transverse waves; speed of a travelling wave; displacement relation for a progressive wave

Principle of superposition of waves; reflection of waves; standing waves in strings and organ pipes; fundamental mode and harmonics; beats

Electric charges and their conservation; Coulomb’s law - forces between two point charges and between multiple charges; superposition principle and continuous charge distribution

Electric field, electric field due to a point charge, electric field lines; electric dipole, electric field due to a dipole, torque on a dipole in a uniform electric field

Electric flux, Gauss’s law and its applications (infinitely long uniformly charged straight wire, uniformly charged infinite plane sheet, uniformly charged thin spherical shell)

Electric potential and its calculation for a point charge, electric dipole and system of charges; potential difference, equipotential surfaces; electrical potential energy of a system of two point charges and of an electric dipole in an electrostatic field

Conductors and insulators, dielectrics and electric polarisation; capacitors and capacitance, combination of capacitors in series and parallel

Capacitance of a parallel plate capacitor with and without dielectric medium between the plates; energy stored in a capacitor

Electric current, drift velocity, mobility and their relation with electric current; Ohm’s law, electrical resistance, V-I characteristics of ohmic and non-ohmic conductors

Electrical energy and power, electrical resistivity and conductivity; series and parallel combinations of resistors; temperature dependence of resistance

Internal resistance, potential difference and EMF of a cell; combination of cells in series and parallel

Kirchhoff’s laws and their applications; Wheatstone bridge; metre bridge

Biot-Savart law and its application to a current carrying circular loop; Ampere’s law and its applications to an infinitely long current carrying straight wire and a solenoid

Force on a moving charge in uniform magnetic and electric fields; force on a current-carrying conductor in a uniform magnetic field; force between two parallel current-carrying conductors - definition of ampere

Torque experienced by a current loop in a uniform magnetic field; moving coil galvanometer, its sensitivity and conversion to ammeter and voltmeter

Current loop as a magnetic dipole and its magnetic dipole moment; bar magnet as an equivalent solenoid; magnetic field lines; magnetic field due to a magnetic dipole (bar magnet) along its axis and perpendicular to its axis; torque on a magnetic dipole in a uniform magnetic field

Para-, dia- and ferromagnetic substances with examples; effect of temperature on magnetic properties

Electromagnetic induction; Faraday’s law, induced EMF and current; Lenz’s law, eddy currents; self and mutual inductance

Alternating currents, peak and RMS value of alternating current/voltage; reactance and impedance; LCR series circuit, resonance

Power in AC circuits, wattless current; AC generator and transformer

Displacement current; electromagnetic waves and their characteristics; transverse nature of electromagnetic waves

Electromagnetic spectrum (radio waves, microwaves, infrared, visible, ultraviolet, X-rays, gamma rays); applications of electromagnetic waves

Reflection of light, spherical mirrors, mirror formula; refraction of light at plane and spherical surfaces, thin lens formula and lens maker’s formula; total internal reflection and its applications

Magnification, power of a lens, combination of thin lenses in contact; refraction of light through a prism

Microscope and astronomical telescope (reflecting and refracting) and their magnifying powers

Wave optics: wavefront and Huygens’ principle, laws of reflection and refraction using Huygens’ principle; interference, Young’s double-slit experiment and expression for fringe width, coherent sources and sustained interference of light

Diffraction due to a single slit, width of central maximum; polarisation, plane polarised light, Brewster’s law, uses of plane polarised light and Polaroids

Dual nature of radiation; photoelectric effect, Hertz and Lenard’s observations, Einstein’s photoelectric equation, particle nature of light

Matter waves - wave nature of particle, de Broglie relation

Alpha-particle scattering experiment; Rutherford’s model of the atom; Bohr model, energy levels, hydrogen spectrum

Composition and size of nucleus, atomic masses; mass-energy relation, mass defect; binding energy per nucleon and its variation with mass number; nuclear fission and fusion

Semiconductors; semiconductor diode - I-V characteristics in forward and reverse bias; diode as a rectifier; I-V characteristics of an LED

Photodiode, solar cell and Zener diode; Zener diode as a voltage regulator

Logic gates (OR, AND, NOT, NAND and NOR)

Vernier callipers - to measure internal and external diameter and depth of a vessel

Screw gauge - to determine thickness/diameter of a thin sheet/wire

Simple pendulum - dissipation of energy by plotting a graph between the square of amplitude and time

Metre scale - mass of a given object by the principle of moments

Young’s modulus of elasticity of the material of a metallic wire

Surface tension of water by capillary rise and effect of detergents

Coefficient of viscosity of a given viscous liquid by measuring terminal velocity of a spherical body

Speed of sound in air at room temperature using a resonance tube

Specific heat capacity of a given solid and liquid by method of mixtures

Resistivity of the material of a given wire using a metre bridge; resistance of a given wire using Ohm’s law

Resistance and figure of merit of a galvanometer by half deflection method

Focal length of a convex mirror, concave mirror and convex lens using the parallax method

Plot of angle of deviation vs angle of incidence for a triangular prism; refractive index of a glass slab using a travelling microscope

Characteristic curves of a p-n junction diode in forward and reverse bias; characteristic curves of a Zener diode and finding reverse breakdown voltage

Identification of diode, LED, resistor and capacitor from a mixed collection of such items

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