Write down expression for Lorentz force.

Write an expression for apparent frequency when both source and listener are moving and explain it.

Write down an expression for the resonant frequency of LC circuit.

In a chamber of uniform magnetic field vec B , an electron beam enters with velocity vec v . Write the expression for force experienced by the electrons

Write the expression for displacement for a sinusoidal wave travelling in positive x-direction.

Write the expression for displacement for a sinusoidal wave travelling in negative x - direction.

State the expression for work done when displacement and force makes an angle Theta OR State the expression for work done when force is applied making an angle Theta with the horizontal force

Write the expression for dipole moment in vector form

Derive an expression for force acting on current carrying conductor in uniform magnetic field

State the expression for magnetic force acting on a charge moving with velocity barv in an uniform magnetic field barB . State the important features of this force?

Write the Boolean expression for:OR gate