Question

A rifle shoots a bullet of 60g with a velocity 50m/s. The velocity of recoil of the rifle is 2 m/s. The mass of rifle is....1) 3Kg
2) 2 Kg
3) 1.5kg
4) 1kg​

Answer 1

Answer: 3.) 1.5kg

Explanation:

Mass of bullet(m)=60g

Velocity of bullet(v)=50m/s

Velocity of rifle(V)=2m/s

Mass of rifle(M)=?

So,

V=mv/M

2=60*50/M

M=60*50/2

=1500g

=1.5kg

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Answer 2

Explanation:

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