EASY
12th Odisha Board
IMPORTANT
Earn 100
A metallic loop is placed in a non-uniform magnetic field. Will an emf be induced in the loop ? Explain.
Important Questions on Electromagnetic Induction
EASY
12th Odisha Board
IMPORTANT
Why does an oscillating moving coil galvanometer come to rest immediately when its ends are connected together.
EASY
12th Odisha Board
IMPORTANT
A pivoted aluminium bar falls much more slowly through a small region containing a magnetic field than a similar bar of an insulating material having the same weight. Explain.
EASY
12th Odisha Board
IMPORTANT
How does the mutual conductance of a pair of coils change when the distance between the coils is increased. Justify your answer.
EASY
12th Odisha Board
IMPORTANT
How does the mutual conductance of a pair of coils change when the number of turns in each coil is decreased. Justify your answer.
EASY
12th Odisha Board
IMPORTANT
Two identical loops, one of copper and the other of aluminium, are rotated with the same angular speed in the same magnetic field. Compare the induced emf. Justify your answer.
EASY
12th Odisha Board
IMPORTANT
Two identical loops, one of copper and the other of aluminium, are rotated with the same angular speed in the same magnetic field. Compare the current produced in the two coils. Justify your answer.
MEDIUM
12th Odisha Board
IMPORTANT
Two identical coils, one of radius and the other of radius are placed co-axially with their centres coinciding. For , obtain an expression for the mutual inductance of the arrangement.
MEDIUM
12th Odisha Board
IMPORTANT
Describe Faraday's experiment on induced emf and induced current and explain how the results led to the formulation of the law of electromagnetic induction.
