A marksman holds a rifle loosely so that it can recoil freely. He fires a bullet

Question

A marksman holds a rifle loosely so that it can recoil freely. He fires a bullet with a mass much less than the mass of the rifle. Which of the following statements is true? (select only one)
A. The magnitude of the bullet's momentum is equal to the magnitude of the rifle's momentum.
B. The recoil velocity of the gun is equal to the velocity of the bullet.
C. The force of the bullet on the gun is twice the force of the gun on the bullet.
D. The kinetic energy of the gun is equal to the kinetic energy of the bullet.

Explanation / Answer

C. The force of the bullet on the gun is twice the force of the gun on the bullet.

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