A) 352 cu cm
B) 296 cu cm
C) 176 cu cm
D) 616 cu cm
Correct Answer: A
Solution :
\[\because \] Sheet is revolved about its length \[h=7\,\,\text{cm}\] and \[r=4\,\,\text{cm}\] \[\therefore \] Volume of the figure, thus formed \[=\pi {{r}^{2}}h=\frac{22}{7}\times 4\times 4\times 7=352\,\,\text{cu}\,\,\text{cm}\]
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