A motion which gets repeated after a regular interval of time is called the periodic motion Example: The earth completes one round about the sun in nearly 365 days and this motion is repeated after every 365 days. The moon revolves around the earth and completes one round in nearly 27 days and then repeats its motion. For a normal person he . . .
A drill used by a carpenter has both the rotatory as well as the translatory motions Carpenter's saw has the translatory as well as the oscillatory motion, as it moves down while oscillating A ball rolling on the ground has the rotatory motion as well as the translatory motion as it moves on the ground. The earth rotates about its axis (rot . . .