Homework Help: physics

Posted by Anonymous on Thursday, November 22, 2012 at 11:32am.

A 2 kg object is released from rest from a height of 10 m above the ground. Calculate
1) the initial potential energy at the moment of release;
2) the kinetic energy at the moment it reaches 4 m above the ground
3) After the impact the object just before Impact with the ground

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