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aditya kulkarni Grade: 10
        

A bullet of mass 1g shot vertically up by a gun gives a force 2N for 0.001s.Calculate the maximum height attained by a bullet. Neglect air friction and take g=10ms-2. Solve this problem…………..

6 years ago

Answers : (1)

vikas askiitian expert
510 Points
										

force = change in momentam/time


      2 =(mv-mu)/10-3 


           u=0 so


           v = 2m/s


now we have v2 = u2+2as


                  when bullet reaches maximum height then its velocity becomes 0..


                0 = u2-2gH


               H=u2/2g=0.2m


 


 

6 years ago
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