physics

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person weighs 526 N on Earth. Another planet has twice the mass of Earth and Twice the radius of Earth.

Find the weight on the other planet. I need help with a formula too.

  • physics -

    force =kM/r^2= 2x/(2)^2x=1/2

    so what is 1/2 526

  • physics -

    Amar has a weight of 600N on Earth . what is his weight on mercury?

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