A window washer with mass 90.0 kg first climbs 45.0 m upward to the top of a

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A window washer with mass 90.0 kg first climbs 45.0 m upward to the top of a building, then from the top goes down 85.0 m to the ground.

(a) What is the potential energy of the window washer at the top of the building, using his initial position as the reference level?

(b) Find the potential energy of the window washer at ground level with respect to his initial position.

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Applied Physics

ISBN: 978-0132109277

10th Edition

Authors: Dale ewen, Neill schurter, P. erik gundersen

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Question Posted: May 17, 2013 08:52 AM

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A window washer with mass 90.0 kg first climbs 45.0 m upward to the top of a

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a PE mgh 900 kg980m s ...View the full answer

Applied Physics

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