Friday
March 6, 2015

Homework Help: 7th grade

Posted by MATHEWS on Tuesday, November 9, 2010 at 7:41pm.

A force used to lift a 12-kilogram mass to a height of 8 meters in 2 seconds does 1040 joules of work.

QUESTIONS:
A;How much force is used?
B;What power is developed?

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