Bullets of `0.03 kg` mass each hit a plate at the rate of `200` bullets per second with a velocity of `50 m//s` and reflect back with a velocity of `30 m//s` . The average force acting on the plate in newton is

Bulltes of 0.03 kg mass each hit a plate at the rate of 200 bullets per second, with a velocity of 50 m/s and reflect back with a velocity of 30 m/s. The average force acting on one plate (in Newton) is

Steel pellets, each with a mass of 0.60 g, fall vertically onto a horizontal plate at a rate of 100 pellets per minute. They strike the plate with a velocity of 5.0m/s and rebound with a velocity of 4.0m/s. What is the average force exerted on the plate by the pellets?

A bullet strikes a plank of thickness 5 cm with a velocity of 1000 m/s and emerges out with a velocity of 400 m/s, the average retardation of the bullet is

A 50 gram bullet leaves a rifle with a velocity of 400 m//s , and the rifle recoils with a velocity of 0.5 m//s . What is the mass of the rifle

A machine gun of mass 15 kg fires 30g bullets at the rate of 5 bullets per second with a velocity of 500 m/s. What force in newton's must be applied to the gun to hold in position ?

A gun fires a bullet of mass 50 g with a velociy of 30 m//s . Due to this, the gun is pushed back with a velocity of 1 m//s , then the mass of the gun is :