Question

From a rifle of mass 4 kg, a bulletof mass 50 g is fired with aninitial velocity of 35 m s–1 .Calculate the initial recoilvelocity of the rifle.
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Class 9 ​

Answer 1

Since no external force acts on the rifly the change in momentum is zero.

Momentum of rifle=Momentum of

bullet

4into V =0.050 into 35

V= 0.44 m/S

This is the recoil velocity of rifle.

Answer 2

Answer:

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