ElectroMagnetic InductionHard
Question
The ratio of number of turns in secondary and primary coils of stepup transformer is 4 : 1 If the current in the primary coil is 4 amp. The current in the secondary coil is :-
Options
A.8 A
B.2 A
C.1 A
D.0.5 A
More ElectroMagnetic Induction Questions
A metal conductor of length 1 m rotates vertically about one of its ends at angular velocity 5 radians per second. If th...In the circuit shown, X is joined to Y for a long time and then X is joined to Z. The total heat produced in R2 is...Two geometrically identical cycle wheels have different number of spokes connected from centre to rim. One is having 20 ...Figure shows a square loop of side 1 m and resistance 1 Ω. The magnetic field on left side of line PQ has a magnitu...A conducting disc of radius R is placed in a uniform and constant magnetic field B parallel to the axis of the disc. Wit...