Circular Motion and Gravitation

Physics HL (FE2016)

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Physics HL (FE2016)

Available time 20 Minute(s)

Which of the following expressions correctly relates the radius

Which graph shows the relationship between gravitational force F between two point masses and their separation r ?

Circular Motion and Gravitation

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Available time 20 Minute(s)

01. Question

Level Hard

Maximum Mark 1

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Which of the following expressions correctly relates the radius R of the circular orbit of a planet round a star to the period T of the orbit?

$R^{3} \propto T^{2}$

$\frac{1}{R^{3}} \propto T^{2}$

$R^{2} \propto T^{3}$

$\frac{1}{R^{2}} \propto T^{3}$

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