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aditya kulkarni Grade:
        

A   shell of mass 10kg flying horizontally with a velocity  of 36kmph  explodes  in air into two  fragments .


The larger   fragment   has   a velocity  of 25ms-1 and directed  in the same direction as the initial velocity of the  shell. The smaller fragment  has a  velocity  of  12.5ms-2in the opposite  direction  .      find the masses   of the fragments…………………….

6 years ago

Answers : (1)

SAGAR SINGH - IIT DELHI
879 Points
										

Dear student,


Apply conservation of momentum


m1u1=m1v1+m2v2


Apply conservation of energy


1/2mu1^2=1/2m1v1^2+1/2m2v2^2



















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Sagar Singh


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6 years ago
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