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Grade: 11

                        

An open carriage in a goods train is moving with uniform velocity of 10 m/s.If the rain adds water with zero velocity at the rate of 5 kg/s then the additional force required by the engine to maintain the same velocity of the train is what???

3 years ago

Answers : (1)

Arun
24742 Points
							
The extra force exerted by the train on the carriage =
F = u dm/dt
 F = 10 * 5 = 50 N
Therefore answer is 50 N
3 years ago
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