Mention the factors on which the self inductance of a solenoid depends.

State any two factors on which the moment of inertia of a rigid body depends.

The current through an AC circuit depends on the magnitude of the applied voltage and impedance of the circuit:-Write any two factors on which the impedance of a series LCR ciruit depends.

A steady current of 1 amperes is passed through a long solenoid of length l and number of turns N. Obtain a relation for the self inductance of the solenoid.

What is self induction?

Name any two factors on which the current sensitivity of a galvanometer depends.