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Question

The output sinusoidal current versus time graph of a rectifier is shown in the figure. The average value of output current :
1075416_3659c605bf4e4f0cb2bf9e665107a566.png

A
0
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B
Io2
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C
Io4
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D
None of these
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Solution

The correct option is D None of these
Average value of a function is defined as;
fav=f(x)dtdt

Here,
I=I0sinωt 0ωtπ

I=I0sinωt πωt2π

Iav=Id(ωt)d(ωt)=[[cosωt]π0+[cosωt]2ππ]=2IO2π=I0π

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