A sphere and a hemisphere have the same volume. The ratio of their radii is
A sphere and a hemisphere have the same volume. The ratio of their radii is
1). 1:2
2). 1:8
3). $1:\sqrt{2}$
4). $1:3\sqrt{2}$
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# This question was asked some where in previous year papers of ssc, and correct answer was $1:3\sqrt{2}$
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