Q3 of 70 Page 21

A hemispherical tank has inner radius of 2.8 m. Find its capacity in litres.

Volume of a hemisphere = (2/3)πr3


Given, hemispherical tank has inner radius of 2.8 m


⇒ Volume of the tank = (2/3) × (22/7) × 2.83


⇒ Volume of the tank = 45.976 m3 = 45976 litres


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