How much gravitational potential energy (relative to the ground on which it is built) is stored in an Egyptian pyramid, given its mass is about 9 ✕ 109 kg and its center of mass is 43.0 m above the surrounding ground? What is the ratio of this energy to the daily food intake of a person (1.2 ✕ 107 J)? :1

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Answered: How much gravitational potential energy…

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter7: Work, Energy, And Energy Resources

Section: Chapter Questions

Problem 17PE: (a) How much gravitational potential energy (relative to the ground on which it is built) is stored...

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How much gravitational potential energy (relative to the ground on which it is built) is stored in an Egyptian pyramid, given its mass is about 9 ✕ 10⁹ kg and its center of mass is 43.0 m above the surrounding ground?

What is the ratio of this energy to the daily food intake of a person (1.2 ✕ 10⁷ J)?
:1

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