Homework Help: physics

Posted by Anne on Sunday, November 6, 2011 at 2:38pm.

A dam blocks the passage of a river and generates electricity. Approximately 57,000 kg of water fall each second through a height of 19 m. If one half of the gravitational potential energy of the water were converted to electrical energy, how much power would be generated?

physics - bobpursley, Sunday, November 6, 2011 at 2:55pm
mgh/time * .5= work

mass/time * g * h* .5= work

do the math.

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