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Q. 2

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Physics for Scientists and Engineers: A Strategic Approach with Modern Physics
Found in: Page 353

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Short Answer

What is the ratio of the sun’s gravitational force on the moon to
the earth’s gravitational force on the moon?

The ratio of the sun’s gravitational force on the moon to the earth’s gravitational force on the moon is 2.26.

See the step by step solution

Step by Step Solution

Step1: Given information

Mass of moon:
Gravitational constant Mass of earth: Distance from earth to moon: Mass of sun: Distance from sun to moon:

Step2: Explanation

The gravitational force is calculated by

Use this to calculate gravitational force of sun on moon

And gravitational force on earth on moon is

Now find the ratio

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