Newton's law of universal gravitation can be expressed by the equation Mm F = G where F is the gravitational force, M and m are masses, and ris a length. Force has the SI units kg m/s?. What are the SI units of the proportionality constant G? m2 kg - s3 m2 kg · s2 m3 kg · s?

Newton's law of universal gravitation can be expressed by the equation Mm F = G where F is the gravitational force, M and m are masses, and ris a length. Force has the SI units kg m/s?. What are the SI units of the proportionality constant G? m2 kg - s3 m2 kg · s2 m3 kg · s?

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter1: Getting Started

Section: Chapter Questions

Problem 54PQ

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Units and Dimensions

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Question

Newton's law of universal gravitation can be expressed by the equation
Mm
F= G
where F is the gravitational force, M and m are masses, and ris a length. Force has the SI units kg · m/s2. What are the SI units of the proportionality constant G?
m2
kg ·s
m2
kg · s2
m3
kg . s2
m3
kg - s3

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