Wednesday
July 29, 2015

Homework Help: Physics

Posted by Ariana on Sunday, April 7, 2013 at 8:59pm.

You drop a 1.60 kg book to a friend who stands on the ground at distance D = 12.0 m below. If your friend's outstretched hands are at distance d = 1.40 m above the ground (see the figure), (a) how much work Wg does the gravitational force do on the book as it drops to her hands? (b) What is the change ΔU in the gravitational potential energy of the book-Earth system during the drop?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Members