SSC JE Electrical Engineering 24 Jan 2018 Morning Paper

Question : 132 of 199

Marks: +1, -0

What will be the frequency (in Hz) of a sinusoidal wave, when the time–period of the wave is 2 ms?

Solution:

t = 2 ms

\f=1/t=1/{2×10^{-3}}=1000/2

= 500Hz

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