problem07_58

University Physics with Modern Physics with Mastering Physics (11th Edition)

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
7.58: One mass rises while the other falls, so the net loss of potential energy is . J 176 . 1 ) m 400 . 0 )( s m 80 . 9 )( kg 2000 . 0 kg 5000 . 0 ( 2 = - This is the sum of the kinetic energies of the animals. If the animals are equidistant from
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: the center, they have the same speed, so the kinetic energy of the combination is 2 tot 2 1 v m , and . s m 83 . 1 ) kg 7000 . ( ) J 176 . 1 ( 2 = = v...
View Full Document

This document was uploaded on 02/04/2008.

Ask a homework question - tutors are online