Question

define frequency.write SI unit​

Answer 1

Answer:

The number of periods or cycles per second is called frequency. The SI unit for frequency is the hertz (Hz). One hertz is the same as one cycle per second.

Answer 2

Answer:

The number of periods or cycles per second is called frequency. The SI unit for frequency is the hertz (Hz).

Explanation:

One hertz is the same as one cycle per second.