What is Drift velocity?

What is orbital velocity? Derive it expression.

A ball is thrown straight up. What is its velocity and acceleration at the top?

What is uniform velocity?

What is the velocity of a projectile at the highest point?

What is the velocity of sound in air at 0^@C .

A mass m moving with a speed u collides on a similar stationary mass and sticks to it. What is the velocity after collision?

A body is projected with a speed v at an angle theta with horizontal to have maximum range. What is the velocity at the highest’ point?

What is meant by drift velocity of electrons ?

How does electric field vary with drift velocity?

What is escape velocity? Find an expression for the escape velocity of a body when projected from the surface of the earth. Show that the escape velocity form the earth's surface is about 11.2 km/sec.