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vishal anand Grade:
        

a man is pulling rope at a contant speed of 10m/s with a power of 500 joules/s. the change in KE of bolck is  100 joule /s. find the mass of bolck.


block is hanging with a massless rope, over a pulley. other end of rop is being pulled with an angle of 60 degrees being made between ropes around pulley.


 


 

6 years ago

Answers : (1)

Tapan mohanty
17 Points
										I think mass of the block is around 3.5kg.
										
6 years ago
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