ElectroMagnetic InductionHard
Question
Consider a metal ring kept on a horizontal plane. A bar magnet is held above the ring with its length along the axis of the ring. If the magnet is dropped freely the accelration of the falling magnet is (g is accelration due to gravity) :-
Options
A.More than g
B.Equal to g
C.Less than g
D.Depend on mass of magnet
More ElectroMagnetic Induction Questions
The number of turns in the primary and secondary of a transformer are 1000 and 3000 respectively. If 80 volt A.C. is app...The correct measure of magnetic hardness of a material is :-...A bulb is rated of 100 V, 100W, it can be treated as a resistor. Find out the inductance of an inductor (called choke co...A vertical rod of length l is moved with constant velocity v towards East. The vertical component of the earth′s m...A conducting loop is kept so that its centre lies at the origin of the coordinate system. A magnetic field has the induc...