Define centripetal force. Derive an expression for it.

Define potential energy. Derive an expression for the potential energy of a body of mass m, at a height h above the surface of the Earth.

(a) Define simple harmonic motion and derive, an expression for the period of simple harmonic motion by reference circle method. (b) Derive an expression for the period of oscillations of a simple pendulum.

What is a conical pendulum ? Derive an expression for its time period ?

What do you understand by pressure-volume work? Derive an expression for it.

What is a centripetal force?

Define Stoke’s law. Define and derive an expression for terminal velocity.

Show that a body moving along a circular path with uniform speed has an acceleration. Derive an expression for the centripetal acceleration.

Define mutual inductance between a pair of coils. Derive expression for the mutual inductance of two long coaxial solenoids of same length wound one over the other.

Define deforming force

State the Lorenz's force and express it in vector form. Which pair of vectors are always perpendicular to each other? Derive the expression for the force acting on a current carrying conductor of length L in a uniform magnetic field 'B'.