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An AC voltage is given by E=E(0) sin(2pi...

An AC voltage is given by `E=E_(0) sin(2pit)/(T)`. Then the mean value of voltage calculated over time interval of T/2 seconds

A

is always zero

B

is never zero

C

is `(2E_(0)//pi)` always

D

may be zero

Text Solution

Verified by Experts

The correct Answer is:
D
if net area of `E`-curves is zero for given interval then average value will be zero.
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