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Volume of a Sphere

The radius in...

Question

The radius (in cm) of the largest right circular cone that can be cut out from a cube of edge 4.2 cm is

A

8.4

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B

1.05

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C

2.1

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D

4.2

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Solution

The correct option is C
2.1

Edge of the cube = 4.2 cm

Largest cone is cut from the cube.

Diameter of the cone = Edge of the cube = 4.2 cm

Therefore, radius of the cone = 2.1 cm

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