Question

Define Frequency and Time period with its SI unit give in short​

Answer 1

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Time Period of a wave is defined as the time in which a particle of the medium completes one vibration to and fro about its mean position. SI unit of time period is seconds. Frequency is the number of waves produced per second. SI unit of frequency is Hertz(Hz)

Answer 2

Answer: The time taken for one complete vibration is called it’s time period. It is measured in seconds.

The number of vibrations occurring in one second I see called Frequency. It is measured in hertz(Hz)

Explanation: