If each edge of a cube, of volume V, is doubled, then the volume of th – InterviewSolution

1.

If each edge of a cube, of volume V, is doubled, then the volume of the new cube isA. 2 VB. 4 VC. 6 VD. 8 V

Answer»

Correct option is D. 8 V

Given,

Let original edge of cube = a

Then original volume of cube = a³

New edge of cube = 2a

New volume of cube

= (2a)³ = 8a³ = 8v ∵ v = a³

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