Does the Kinetic energy of a car change more when it goes from 10 m/s to 20 m/s or when it goes from 20 m/s to 30 m/s.?

What force will change the velocity of body of mass 1 kg from 20 m/s to 30 m/s is 2 s?

What force will change the Velocity of a body of mass 1 kg from 20 m// s to 30 m//s in 2 seconds?

The velocity of a body of mass 5 kg changes from 20 m/s to 10 /s. calculate the change of momentum of the body.

Calculate the kinetic energy of a bullet of mass 50 g moving with a velocity of 200 m*s^(-1) .

Velocity of a particle changes from 10 "cm.s"^(-1) to 20 "cm.s"^(-1) as it covers a path of 50 cm with a uniform acceleration. Find the acceleration.

Calculate the force required to raise a car a velocity of 40 m/s in 10 sec starting from rest. The mass of the car is 1500 kg.

What are two angles of projection of a projectile projected with velocity 30 m/s , so that the horizontal range is 45m . Take g=10 m/s^2 .