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  • A rocket of mass 1000 kg exhausts gases at a rate of 8kg/sec with a velocity of V m/s. The thrust developed on the rocket is 32000 N. Find the velocity of gas (in m/s).  

A rocket of mass 1000 kg exhausts gases at a rate of 8kg/sec with a velocity of V m/s. The thrust developed on the rocket is 32000 N. Find the velocity of gas (in m/s).


 

Option: 1

4000


Option: 2

2000


Option: 3

8000


Option: 4

3000


Answers (1)

best_answer

F= u \frac{dm}{dt}\Rightarrow 32000= u \times 8

u =4000 m/s

Posted by

sudhir.kumar

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