Physics

Problem

3. A person weighing 800 newtons on Earth travels to another planet with twice the mass and twice the radius of Earth. The person's weight on this other planet is most nearly (A) 400 N (B)

\frac{800}{\sqrt{2}} \mathrm{~N}

(C)

800 \sqrt{2}

(D)

1,600 \mathrm{~N}

(A) 400 N (B)

\frac{800}{\sqrt{2}} \mathrm{~N}

(C)

800 \sqrt{2}

(D)

1,600 \mathrm{~N}

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