1.

A hunter has a machine gun that can fire 50g bullets with a velocity of 900m/s. A 40Kg tiger springs at him with a velocity of 10m/s how many bullets must the hunter fire into the tiger in order to stop him in his track

Answer»

F=n/t×mv here n is no.of bullets so we getF= n/t×0.05×900so F =45n/t it is equal to mv/t because F=ma and u=0 so we GET n/t×45=40×10/t so we get approx as 9 bullets but we get in points because some bullets are FIRED but doesn't hit the TARGET




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