A machine gun is mounted on 2000kg car ob a horizontal friction less surface at some instant the gun fires the bullet of mass 10 gm with velocity 500mper sec with respect to the car the no of bullets fired per second is 10 the average thrust on the system is
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concept of Newton's second law of motion
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Explanation:
number of bullets/time=10(n)
F=nmv/t
=10*0.01*500/1
F=50N
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