SSC JE Electrical Engineering 22 Jan 2018 Morning Paper

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Question : 135 of 200

Marks: +1, -0

Determine the average value of alternating voltage (in V) when the peak value of the voltage is 120 V.

76.44
86.34
110.34
188.38

Solution:

Average value =

2/π×

Peak value

=2/π×\V_\max=2/π×120

= 76.43 V

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