Define Relative Velocity?. Show that the relative velocity of an object '2' relawtive to another object '1' moving in one dimension is `(v_2-v_1)`.

What is the momentum of an object of mass m moving with velocity v ?

Define elastic collision. Show thaat in an elastic collision, relative velocity of approach before collision is equal to relative velocity of separation after collisions.

The focal lengths of the objective and eye-piece of a compound microscope are 1.25 cm and 5 cm respectively. Find the position of the object relative to the objective in order to obtain an angular magnification of 30 in normal adjustment.

Relative velocity has dimensions of ____________.

Derive the formula to find position at t' when the initial position at instant t is known as object is moving with uniform velocity.

An object of mass 'm' is moving with a constant velocity 'v'. How much work should be done on the object to bring it to rest?

Calculate the wavelength of an electron moving with a velocity of 2.05 ms-1