Answered: A 100 lb astronaut goes to planet X…

A 100 lb astronaut goes to planet X with mass 7 times the mass of earth and radius 8 times the earth's radius. What is his weight on planet X?

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter7: Gravitation

Section: Chapter Questions

Problem 85A

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Concept explainers

Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.

Question

A 100 lb astronaut goes to planet X with mass 7 times the mass of earth and radius 8 times the
earth's radius. What is his weight on planet X?
140 lbs
O 12.5 lbs
10.9 Ibs
80 lbs
87.5 lbs

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