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A 20g bullet moving at 200m/s hots a bag of sand and comes to rest in 0.011s. What is the momentum of the bullet just before hi...Asked by Kayode Olajide
A 20g bullet moving at 200 meter per second hits a bag of sand and comes to rest in 0.011secs.What is the momentum of the bullet just before hitting the bag?Find the average force that stopped the bullet.
Answers
Answered by
R_scott
momentum = mass * velocity ... kg•m/s
acceleration = v / t = 200 m/s / 11 ms ... m/s^2
force = mass * acceleration = .02 kg * (200 m/s / 11 ms) ... N
acceleration = v / t = 200 m/s / 11 ms ... m/s^2
force = mass * acceleration = .02 kg * (200 m/s / 11 ms) ... N
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