A bullet of mass 0.0016 kg moving at 499 m/s impacts a large fixed block of wood andtravels 6.7 cm before comingto rest. Assuming that thedeceleration of the bullet isconstant, find the force exerted by the wood on the bullet.
Answer in units of kN
A 4.1 kg bucket of water is raised from a well by a rope. Theacceleration of gravity is 9.81 m/s^2 .
If the upward acceleration of the bucket is 2.1 m/s2 , find theforce exerted by the rope on the bucket of water.
Answer in units of N
