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प्रश्न
The mutual inductance of a pair of coils is 0.75 H. If current in the primary coil changes from 0.5 A to zero in 0.01 s, find average induced e.m.f. in secondary coil ______.
पर्याय
25.5 V
12.5 V
22.5 V
37.5 V
MCQ
रिकाम्या जागा भरा
उत्तर
The mutual inductance of a pair of coils is 0.75 H. If current in the primary coil changes from 0.5 A to zero in 0.01 s, find average induced e.m.f. in secondary coil 37.5 V.
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