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Assertion: Average value of current in half the cycle of an AC circuit cannot be zero.
Reason: For positive half cycle average value of current is `(i_0)/pi`, where `i_0` is the peak value current.
Options:
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true but R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false and R is also false.

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