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April 19, 2014

Homework Help: physic =)

Posted by carol on Sunday, January 6, 2013 at 7:05am.

A bullet is fired directly upward from a rifle at ground level. Assuming a velocity muzzle of 490 m/s, and neglecting air resistance, find:

A.height of the highest point reached.
B.time required to reach this point.
C.total time before the bullet returns to the ground.
D.speed of the bullet upon hitting the ground.

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