The masses of two planets are in the ratio 1 : 2. Their radii are in the ratio 1 : 2. The acceleration due to gravity on the planets are in the ratio
(a) 1 : 2 (b) 2 : 1
(c) 3 : 5 (d) 5 : 3
Answer: b
(7)
5/5 - (1 vote)
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