SSE JE Electrical Engineering 10 Dec 2020 Papers

Question : 107 of 200

Marks: +1, -0

What is the fundamental angular frequency of a square wave with a period of 0.02 s?

Solution:

t = 0.02 sec
f =

1 / \t

1 / (0.02)

= 50 Hz
ω = 2 π f

= {2 \π} / \t

ω = 2 × π × 50
ω = 100 π rad/s

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