Asked by zz
Question 2 A bullet of mass 0.03 kg is fired from a rifle of mass 5 kg at a speed of 250 m/s. Before the bullet is fired, the initial momentum is zero.
a) What is the momentum of the bullet just after it is fired?
b) What is the momentum of the rifle? (hint: the total momentum of the rifle and bullet must be zero)
c) What is the recoil velocity of the rifle?
Show your working for each question.
a) What is the momentum of the bullet just after it is fired?
b) What is the momentum of the rifle? (hint: the total momentum of the rifle and bullet must be zero)
c) What is the recoil velocity of the rifle?
Show your working for each question.
Answers
Answered by
oobleck
p = mv
so, what do you think?
use the hint
so, what do you think?
use the hint
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