A) 1 : 2
B) 2 : 3
C) 3 : 4
D) 5 : 6
Correct Answer: B
Solution :
Let ?r? be radius of sphere. \[\therefore \] Height of cylinder which circumscribes sphere \[=2\times r=2\,r\] Hence, ratio of their volumes \[=\frac{4}{3}\,\pi \,{{r}^{3}}:\,\pi {{r}^{2}}(2\,r)=2:3\]
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