Q. The curved surface area (CSA) of a cylinder is:

(A) πr²
(B) 2πrh
(C) 2πr(r+h)
(D) πr²h

✅ Correct Answer: (B) 2πrh

Explanation: CSA of a cylinder = 2πrh.

Published by Mr. Dubey ⭐ 111.54K Points at 15-Jul-2026 06:27 am in Math

Explanation by: Mr. Dubey

CSA of a cylinder = 2πrh.

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