On an object of mass 1 kg moving along x-axis with constant speed 8 m/s, a constant force 2 N is applied in positive y-direction. Find its speed after 4 seconds.

A body of mass 2 kg is moving along x-direction with a velocity of 2 m//sec. If a force of 4 N is applied on it along y-direction for 1 sec, the final velocity of particle willbe-

A particle of mass m is moving with constant speed v on the line y=b in positive x-direction. Find its angular momentum about origin, when position coordinates of the particle are (a, b).

A particle of mass m is moving with constant speed v on the line y=b in positive x-direction. Find its angular momentum about origin, when position coordinates of the particle are (a, b).

A particle of mass m is moving with constant speed v on the line y=b in positive x-direction. Find its angular momentum about origin, when position coordinates of the particle are (a, b).

An object of mass 10kg moves at a constant speed of 10 ms^(-1) . A constant force, that acts for 4 sec on the object, gives it a speed of 2ms^(-1) in opposite direction. The force acting on the object is :

An object of mass 10kg moves at a constant speed of 10 ms^(-1) . A constant force, that acts for 4 sec on the object, gives it a speed of 2ms^(-1) in opposite direction. The force acting on the object is :

An object of mass 20 kg moves at a constant speed of 5ms^(-1) . A constant force, that acts for 2 sec on the object, gives it a speed of 3ms^(-1) in opposite direction. The force acting on the object is

An elevator of total mass 1800 kg is moving up with a constant speed of 2m/s . A frictional force of 400 N acts on this motion. The direction of frictional force is cdots

A car moves with a constant speed toward East. A force is applied on the car to make it stop. The direction of the applied force is toward

An object of mass 10 kg is moving with an initial velocity of 10 m s^(-1) . A constant force acts for 4 s on the object giving it a speed of 2 m s^(-1) in the opposite direction. Find the acceleration and force.