A vessel is in form of a hemispherical bow mounted by a hollow cylinder. The diameter of the hemisphere is 14 cm and the total height of the vessel is 13 cm . Find its capacity.
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Radius = 7 cm
Height of cylindrical portion = 13 – 7 = 6 cm
Curved surface of cylindrical portion= 2λrh
= 2 x 22/7 x 7 x 6
= 264 cm²
Curved surface area of hemispherical portion= 2λr²
= 2 x 22/7 x 7 x 7
= 308 cm²
total surface area= 308 + 264
= 572 sq cm
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Explanation:
A vessel is in form of a hemispherical bow mounted by a hollow cylinder. The diameter of the hemisphere is 14 cm and the total height of the vessel is 13 cm .
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