An a.c . Of 50 Hz and 1A peak value flows in primary coil transformer whose mutual inductance is 1.5 H. Then peak value of induced emf in secondary is :-

A Primary coil and secondary coil are are placed close to each other . A current changes at the rate of 25 A in a millisecond ,is present in the primary coil .If the mutual inductances is 92xx10^(-6)Hz H, then the value of induced emf in the secondary coil is

The peak value of an a.c. of 5 A in a circuit is

A 50 Hz a.c. current of crest value 1A flows through the primary of a transformer. If the mutual inductance between the primary and secondary be 1.5 H , the crest voltage induced in secondary is-

A 50 Hz a.c. current of crest value 1A flows through the primary of a transformer. If the mutual inductance between the primary and secondary be 1.5 H , the crest voltage induced in secondary is-

A 50 Hz AC current of crest value 1 A flows through the primary of a transformer. If the mutual inductance between the promary and secondary be 0.5 H, the creast voltage induced in the secondary is

A 50 Hz AC current of crest value 1 A flows through the primary of a transformer. If the mutual inductance between the promary and secondary be 0.5 H, the creast voltage induced in the secondary is

The mutual inductance of a pair of a coil is 0.75 H. if the current in primary coil changes from 0.5 A to 0A in 0.01 s. the average induced emf in secondary coil is

Alternating current of peak value ((2)/(pi)) ampere flows through the primary coil of the transformer. The coefficient of mutual inductance between primary and secondary coil is 1 henry. The peak e.m.f. induced in secondary coil is (Frequency of AC= 50 Hz)