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Two spherical planets  and  have same mass but densities in the ratio 8:1. For these planets, the ratio of acceleration due to gravity at the surface of  to its value at the surface of  is

a)

1 : 4

b)

1 : 2

c)

4 : 1

d)

8 : 1



Question ID - 54590 | SaraNextGen Top Answer

Two spherical planets  and  have same mass but densities in the ratio 8:1. For these planets, the ratio of acceleration due to gravity at the surface of  to its value at the surface of  is

a)

1 : 4

b)

1 : 2

c)

4 : 1

d)

8 : 1

1 Answer
127 votes
Answer Key / Explanation : (c) -

(c)

Mass of two planets is same, so

or   

127 votes


127