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10 November, 21:18

A sphere of mass 40kg is attaracted by a second sphere of mass 15 kg when their centers are 20 cm apart with a force of 0.1mg-wt. Calculate the value of gravitational constant

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  1. 10 November, 23:36
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    gravitational force = 0.1 mg-wt. = 0.1 * 10^-6 * 9.8 N = Gm1m2/r^2

    m1 = 40 kg m2 = 15 kg and r = 0.2 m

    Put in and find G
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