The curved surface area of a cylinder of height 14 cm is 88 sq. cm. The diameter of the cylinder is 1cm.

1.5

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Solution

The correct option is B
2

CSA of a cylinder = 2 $π r h$

Given that, CSA = 88 $c m^{2}$ and h = 14cm

Therefore , 2 $π$ rh = 88

2r = $\frac{88}{(π) h}$

2r = 88 × $\frac{7}{22}$ × $\frac{1}{14}$

2r = 2 cm

Hence, Diameter = 2 cm.

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