Derive the relation between eV and J.

What is meant by coefficient of linear expansion, superficial expansion and cubical expansion? Derive the relation between them.

Derive the relation between linear velocity and angular velocity.

Derive the relation between linear acceleration and angular velocity.

Define the terms angle of dip. Derive the relation between angle of dip and the resultant magnetic field of earth at a place.

What is the relationship between the current and the magnetic moment of a current carrying circular loop? Use the expression to derive the relation between the magnetic moment of an electron moving in a circle and its related angular momentum?

Derive the relationship between peak and the rms value of current in an a.c. circuit.

Derive a relation between alpha and beta of a transistor.