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September 19, 2014

Homework Help: physics

Posted by Anonymous on Friday, July 22, 2011 at 10:38pm.

an 8g bullet is shot into a 4kg block, at rest on a frictionless surface. the bullet remains lodged in the block. the block moves into a spring and compresses it 9.40cm. the force constant of the spring is 1000 N/m.

a) what is the initial velocity of the bullet
b) how much energy is lost in the collision between the bullet and the block?
c) what is the impulse of the block due to the spring?

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