Homework Help: physics

Posted by christy on Sunday, January 29, 2012 at 12:44pm.

A person lifts a 199 Newton stack of books 12 meters high in 7 seconds. How much power is used to lift the books?

physics - Henry, Monday, January 30, 2012 at 11:04pm
P = F*d/t = 199*12/7 = 341 Joules/s =
341 Watts.
physics - Sherri, Wednesday, June 6, 2012 at 7:36pm
P=W/t

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