Question

Define frequency.

Answer 1

1. Frequency is the number of sound waves passing through the point in a medium.
2. Frequency is number of waves passed per second from a fixed point.
3. Frequency is also defined a number of oscillation completed in one second.
4. Frequency is the inverse of the time period. Frequency is measured in hertz (Hz).

$Frequency=\frac{1}{timeperiod}$