0 A 15 kg block is initially moving along a smooth

Last updated: 6/13/2023

0 A 15 kg block is initially moving along a smooth horizontal surface with a speed of v 4 m s to the left It is acted by a force F which varies in the manner shown Determine the speed of the block at t 15 seconds H Given that F 40 cos 1 12 5 m s 3 20 m s 40 A 5 F N TU 10 A 15 20 t s 2 8 5 m s 4 9 5 m s