EASY
12th CBSE
IMPORTANT
Earn 100
Predict the direction of induced current in a metal ring when the ring is moved towards a straight conductor with constant speed . The conductor is carrying current in the direction shown in the figure.
Important Questions on Electromagnetic Induction
EASY
12th CBSE
IMPORTANT
Define the unit of self-inductance.
EASY
12th CBSE
IMPORTANT
If the number of turns and the length of the solenoid are doubled keeping the area of cross-section same, how is the inductance affected?
EASY
12th CBSE
IMPORTANT
Two coils of self-inductance and are connected in series, so that current flows in the same sense and they have a mutual inductance . What is their equivalent inductance?
EASY
12th CBSE
IMPORTANT
If the number of turns of a solenoid is doubled, keeping the other factors constant, how does the self-inductance of the solenoid change?
EASY
12th CBSE
IMPORTANT
A coil of wire of certain radius has turns and a self-inductance of . What will be the self-inductance of another similar coil with turns?
EASY
12th CBSE
IMPORTANT
Write three factors on which the self-inductance of coil depends.
EASY
12th CBSE
IMPORTANT
What is meant by mutual induction?
EASY
12th CBSE
IMPORTANT
Define coefficient of mutual inductance for a pair of coils.
