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  • A machine gun of mass fires <img alt="20 \mathrm{~g}" src="https://entrancecorner.oncod

A machine gun of mass 10 \mathrm{~kg} fires 20 \mathrm{~g} bullets at the rate of 180 bullets per minute with a speed of 100 \mathrm{~m} \mathrm{~s}^{-1} each. The recoil velocity of the gun is

Option: 1

1.5 \mathrm{~m} / \mathrm{s}


Option: 2

0.6 \mathrm{~m} / \mathrm{s}


Option: 3

2.5 \mathrm{~m} / \mathrm{s}


Option: 4

0.02 \mathrm{~m} / \mathrm{s}


Answers (1)

best_answer

20 \times 10^{-3} \times \frac{180}{60} \times 100=10 \mathrm{~V}
\mathrm{~V}=0.6 \mathrm{~ms}^{-1}

 

Posted by

Sanket Gandhi

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