19
The force exerted (in Newton) by a jet of water impinging normally on a fixed plate is (where w = Specific weight of water in N/m3, a = Cross-sectional area of jet in m², and V = Velocity of jet in m/s)
- AwaV / 2g
- BwaV / g
- CwaV² / 2g
- DwaV² / g
Correct answer: D