Question

define time period and speed​

Answer 1

Answer:

Time Period=The time required by a body exhibitting periodic motion to complete one period is known as the time period. The S.I. unit is second. Frequency : The number of times a body exhibits unique motion (each period) in one second is known as frequency.

Speed-In everyday use and in kinematics, the speed of an object is the magnitude of the rate of change of its position with time or the magnitude of the change of its position per unit of time; it is thus a scalar quantity

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