The centers of a 10 kg lead ball and a 100 g lead ball are separated by 10 cm.

The centers of a 10 kg lead ball and a 100 g lead ball are separated by 10 cm.

  1. What gravitational force does each exert on the other?

  2. What is the ratio of this gravitational force to the weight of the 100 g ball?

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1 Answer

  1. Force=m₁m₂G/r²=10×0.1G/(0.1²)=100G N.
  2. 100G/0.1g=1000G/g is the ratio.

g=acceleration of gravity and G=gravitational constant.

g=9.81m/s² and G=6.674×10⁻¹¹ kms units

In numbers:

  1. 6.674×10⁻⁸ N
  2. 6.80×10⁻⁹ N
by Top Rated User (1.2m points)

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