Saturday
August 1, 2015

Homework Help: physics

Posted by monic on Wednesday, October 10, 2012 at 11:24pm.

A 7.80-g bullet moving at 520 m/s penetrates a tree trunk to a depth of 4.60 cm.
(a) Use work and energy considerations to find the average frictional force that stops the bullet.
N

(b) Assuming the frictional force is constant, determine how much time elapses between the moment the bullet enters the tree and the moment it stops moving.
s

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Members