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July 1, 2015

Homework Help: physics

Posted by brent k on Monday, April 30, 2012 at 8:15am.

A 50kg barrel of Bud is rolled up a 10 meter ramp to the back of the truck.The ramp makes a 30degree angle with the ground.
What is the potential energy of the barrel at the top of the ramp?
How uch work was done against gravity to get it to the top of the ramp?

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