A fire hydrant delivers water of density at a volume rate. The water travels vertically upwards through the hydrant and then does turn to emerge horizontally at speed. The pipe and nozzle have uniform cross-section throughout. The force exerted by water on the corner of the hydrant is
a) |
Zero |
b) |
c) |
d) |
A fire hydrant delivers water of density at a volume rate. The water travels vertically upwards through the hydrant and then does turn to emerge horizontally at speed. The pipe and nozzle have uniform cross-section throughout. The force exerted by water on the corner of the hydrant is
a) |
Zero |
b) |
c) |
d) |
(c) In time , momentum of water entering the hydrant Momentum of water while leaving the hydrant in time is Change in momentum in time is Force exerted by water, |