Homework Help: physics repost

Posted by Jon on Friday, April 4, 2008 at 12:08pm.

A student lifts a 1.2 kg bag from her desk, which is 0.59 m high, to a locker that is 2.9 m high. What is the gravitational potential energy of the bag relative to the desk?

PE=mgh
1.2(9.80)(2.9)
= 34.1

physics repost - bobpursley, Friday, April 4, 2008 at 12:56pm
No, you need height relative to the desk.

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