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October 21, 2014

October 21, 2014

Posted by **pranshu** on Wednesday, December 22, 2010 at 11:35pm.

- 11th grade -
**SraJMcGin**, Wednesday, December 22, 2010 at 11:46pmPlease select the correct School Subject so a teacher of that subject will read and answer your post.

Sra

- physics -
**drwls**, Thursday, December 23, 2010 at 12:17amThe work done does not depend upon how long it takes. (But the POWER does). Work is the product of mass, the acceleration of gravity, and the elevation gain.

In your case, that is

W = M g H = 75 kg*9.8 m/s^2*2.0 m

= 1470 Joules

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