The ratio of the weights of a body on the Earth’s surface to that on the surface of a planet is 9 : 4. The mass of the planet is 
th of that of the Earth. If ‘R’ is the radius of the Earth, what is the radius of the planet ? (Take the planets to have the same mass density)
a)
b)
c)
d)
th of that of the Earth. If ‘R’ is the radius of the Earth, what is the radius of the planet ? (Take the planets to have the same mass density)a)
b)
c)
d)
Question ID - 51589 | SaraNextGen Top Answer The ratio of the weights of a body on the Earth’s surface to that on the surface of a planet is 9 : 4. The mass of the planet is th of that of the Earth. If ‘R’ is the radius of the Earth, what is the radius of the planet ? (Take the planets to have the same mass density)
a)
b)
c)
d)
The ratio of the weights of a body on the Earth’s surface to that on the surface of a planet is 9 : 4. The mass of the planet is th of that of the Earth. If ‘R’ is the radius of the Earth, what is the radius of the planet ? (Take the planets to have the same mass density)
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b) |
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c) |
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d) |
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= 
127