Consider a planet in some solar system which has a mass double the mass of the earth and density equal to the average density of the earth. An object weighing W on earth will weigha)Wb)2W c) W/2d) 2^1/3 W.....at the planet
Aditya , 8 Years ago
Grade 12th pass
1 Answers
Riddhish Bhalodia
Last Activity: 8 Years ago
W = GmM/R^2 (the values on earth)
now on the planet M_p = 2M and density is same hence M_p/(R_p)^3 = M/R^3 R_p = (cube root 2) * R
Thus the W_p = [2/(cube root 4)]*W = (cuberoot 2)W => option d
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