A) 8 cm
B) 7 cm
C) 10 cm
D) 9 cm
Correct Answer: A
Solution :
[a] Volume of cylinder=volume of sphere (Given) \[\pi {{r}^{2}}h=\frac{4}{3}\pi {{r}^{3}}\] \[h=\frac{4}{3}r\] \[h=\frac{4}{3}\times 6\,\,cm=8\,\,cm\]
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