Q.An exercise in which movement is visible: a. Isometric b. Isotonic c. Isokinetic d. Isonomic

Strength is the ability of muscles to overcome or resist resistance. In training theory it is classified into three main types:

• Maximum strength — the greatest force the muscles can produce in a single maximal contraction, regardless of time (e.g. a heavy weightlifting lift).
• Explosive strength — the ability to produce a large force very quickly, i.e. a combination of strength and speed (also called power). Examples are the jump for a smash in volleyball, a shot put, a high jump take-off or a sprint start. …