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August 1, 2014

Homework Help: Physics 11th grade 3

Posted by Isis on Tuesday, March 12, 2013 at 1:29pm.

1) A box with a mass of 17 kg is moving at a velocity of 3.75 m/s. If the box was pushed with a force of 75 N how far did it go?
2) Calculate the momentum for a 0.18 kg rifle bullet traveling 369 m/s.
3) What is the impulse needed to stop the bullet?
4)Ice has a specific heat of 2060 J/kg K. How much heat must be absorbed by 2.0 kg ice at-20.0 degree Celsius to raise it up to 0.0 degree celsius, before any melting actually takes place?

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