AP ICET 2016 Paper

Question : 78 of 200

Marks: +1, -0

A circus tent is in the form of a cylinder surmounted by a cone. The radius of the base of the cylinder is 30 feet and its height is 10 feet. If the total height of the tent is 20 feet, then the volume of the air (in cubic feet) in the tent is

120 π
1200 π
12000 π
140 π

Validate

Solution:

Total volume

=π(30)^2×10+1/3π(30)^2×10

=4/3π×9000=12000

cu.ft

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