Oscillatory Motion: 1 Mark
Examples: 1 Mark
Justification: 1 Mark
If a body moves to and fro repeatedly about a mean position, it is called oscillatory motion.
Examples of Oscillatory Motion:
a. Oscillations of a simple pendulum.
b. Vibrations of a mass attached to a spring.
Yes, all oscillatory motions are periodic motions.It is periodic motion because it repeats after fixed interval of time.