Assertion (A) : When a hemisphere of same radius (r) is carved out from one side of a solid wooden cylinder, the total surface area of remaining solid is increased by 2πr². Reason (R) : Curved surface area of hemisphere is 2πr².

Question

Assertion-ReasonSurface Area of Combination of Basic SolidsCBSE PYQ

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TextSurface Area of Combination of Basic Solids

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