A vessel is in the form of a hemispherical bowl mounted by a hollow cylinder. The diameter of the sphere is 14cm and the total height of the vessel is 13cm. Find its capacity. (Take π=22/7)
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Solution
Let r be the radius of the hemispherical bowl and h be the height of the cylinder.
Then, r=7cm and h=6cm
Total capacity of the bowl
= volume of the cylinder + volume of the hemisphere =(πr2h+23πr3)cm3