The diagram shows a section of a rocket firework If this section can be completely filled with gunpo...........

Quantitative Aptitude ( CCS) Mensuration 3D

The diagram shows a section of a rocket firework. If this section can be completely filled with gunpowder what is the volume of gunpowder required?

1882 cm³

1782 cm³

1982 cm³

1682 cm³

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Explanation:

sin 60 = P/H=r/6=√3/2
=> r=3√3 cm
In the cone; 6² = h² + r²
h=3 cm
Volume of Gunpowder= Volume of Cone+ Volume of Cylinder=1/3 πr²h + πr²h = πr²(1/3 h+h)
=22/7*27*21=1782

By: Amit Kumar

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The diagram shows a section of a rocket firework If this section can be completely filled with gunpo...........

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