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If a Planet Has a Radius 20% Greater Than That

Question 45

Multiple Choice

If a planet has a radius 20% greater than that of the Earth but has the same mass as the Earth, what is the acceleration due to gravity at its surface?


A) 14 m/s2
B) 12 m/s2
C) 8.1 m/s2
D) 6.8 m/s2

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