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Question

The CSA of a cylindrical container of depth 20 m and radius 0.7 m =.

A
22 m2
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B
44 m2
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C
88 m2
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Solution

The correct option is C 88 m2
Curved surface area (CSA) of the cylindrical vessel
= 2πrh
CSA = 2π ×(710) × 20
CSA = 2×227×710 ×​ 20
CSA = 88 m2

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