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23. A planet is in an orbit of radius R around a star. The gravitational force exerted by the star on the planet is F.

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23. A planet is in an orbit of radius R around a star. The gravitational force exerted by the star on the planet is F. The star expands to 5 times its original volume while maintaining all of its mass. R planet star Before expansion What happens to the gravitational force exerted by the star on the planet due to the expansion of the star? A. reduced to F 5 B. remains unchanged C. increased to 5F D. increased to 25F

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