The acceleration due to gravity at the surface of planet A is half that on the surface of the Earth. The mass of planet A is twice the mass of the Earth. In terms of the radius of the Earth, R, the radius of planet A is: Group of answer choices A. R B. (1/√2 ) R C. 2 R D. (1/2) R E. √2 R

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The acceleration due to gravity at the surface of planet A is half that on the surface of the Earth.

The mass of planet A is twice the mass of the Earth.

In terms of the radius of the Earth, R, the radius of planet A is:

Group of answer choices

A. R

B. (1/√2 ) R

C. 2 R

D. (1/2) R

E. √2 R

 

 

 

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