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25 votes
25 votes
A gun whose mass is 0.8 kg fires a bullet

whose mass is 0.016 kg with a velocity of
700 ms Calculate the velocity of the gun's
recoil​

User Andrey Borzenko
by
2.2k points

1 Answer

15 votes
15 votes

Answer:

14m/s

Step-by-step explanation:

As per Newton's third law, the momentum of the bullet firing will equal the momentum of the guns recoil:


image

(.8)v=(.016)(700)

v=11.2/0.8

v=14m/s

User Jcbvm
by
2.8k points