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The peak value of an alternating e.m.f. E is given by E = E0 cos ω t is 10 volts and its frequency is 50 Hz. At time

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The peak value of an alternating e.m.f. E is given by E = E0 cos ω t is 10 volts and its frequency is 50 Hz. At time , 1/600 sec the instantaneous e.m.f. is

(a) 10 V

(b) 5√3 V

(c) 5 V

(d) 1 V 

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1 Answer

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by (69.8k points)

The correct option is (b).

Explanation:

By using

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