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Mahati
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Asked: 2021-02-11T12:01:07+00:00 In:

A 50 g bullet is fired from a 10 kg gun with a speed of 500 ms⁻¹. What is the speed of the recoil of the gun?

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NCERT Solutions for Class 11 Science Newton’s law of motion and friction 3
Important Board Questions
Newton’s law of motion and friction
NCERT Books for Session 2022-2023
CBSE Board and UP Board
Two Marks Questions

2020-2021cbsechapter 3class 11class 11 sciencencertnewton's law of motion and frictionphysicsscience
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    1 Answer

    1. Initial momentum = 0
      using conservation of linear momentum
      mv + MV = 0
      V= -mv/m
      ⇒ v = 2.5 m/s

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