Physics

Frequency and Time Period

Relate frequency and time period.

f = 1 / T

Formula Explanation

Frequency is the reciprocal of time period.

Variables Explained

f = frequency; T = time period.

Solved Example

Time period is 0.02 s. Find frequency.
f = 1 / 0.02 = 50 Hz.

Exam Tip

Unit of frequency is hertz (Hz).