A 5 cm diameter jet of water having a velocity of 10 m/s impinges normally on a flat vertical plate which is moving away from the jet with a velocity of 5 m/s as shown in the figure. What is the magnitude of the force exerted by the jet on the plate?
1
49.05 N
2
39.05 N
3
49.05 kN
4
39.05 kN