Solve the following examples: (numerical problems)
A body of mass 10 kg moves with a velocity of 5 m/s. Find its momentum.

Solve the following examples: (numerical problems) A body of mass 1 kg, moving with a velocity of 4 m/s collides with a body of mass 0.5 kg moving with a velocity of 2 m/s . If the velocity of the first body after collision is 8/3 m/s , find the velocity of the second body after collision.

A body of mass 2 kg moves with a velocity of 5 m/s. Find its kinetic energy.

Solve the following examples: (numerical problems) A car of mass 1800 kg moving with a speed of 10 m/s is brought to rest after covering a distance of 50 m. Calculate the force applied to the car.

Solve the following examples: (numerical problems) A body of mass 5 kg moves in a straight line with an acceleration of 2 m//s^2 ?. Find the change in the momentum of the body in 2 seconds.

Solve the following examples: (numerical problems) A body moves along a straight line at a velocity of 10 m/s for 10 s and then at a velocity of 15 m/s for 15 s. Find the average velocity of the body.

Solve the following examples: (numerical problems) An object of mass 16 kg moving with an acceleration of 3 m//s^2 ?, Calculate the applied force. If the same force is applied on an object, of mass 24 kg, how much will be the acceleration ?

Solve the following examples: (numerical problems) A bullet having a mass of 10 g and moving with a speed of 1.5 m/s penetrates a thick wooden plank of mass 90 g. The plank was initially at rest. The bullet gets embedded in the plank and both move together. Determine their velocity.

Solve the following examples / numerical problems: A body of mass 20 kg is at rest on the earth's surface. (i) Find its gravitational potential energy. (ii) Find the kinetic energy to be provided to the body to make it free from the gravitational influence of the earth. (g=9.8 m/s^2, R=6400km)

Solve the following examples: (numerical problems) A particle of mass 10^(-10) kg moves in a straight line. Figure shows how its speed changes with time. Answer the following questions based on it. Find the momentum of the particle at t=1.85s.

Solve the following examples: (numerical problems) A particle of mass 10^(-10) kg moves in a straight line. Figure shows how its speed changes with time. Answer the following questions based on it. Find the average acceleration of the particle in the interval C'D'.