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If the radius of the base of a right cir...

If the radius of the base of a right circular cylinder is halved,keeping the height the same then the ratio of the volume of the culinder thus obtained to the volume of original cuylinders is

A

`1:2`

B

`2:1`

C

`1:4`

D

`4:1`

Text Solution

Verified by Experts

The correct Answer is:
C

Ratio of volumes `=(pi(r/2)^2 xx h )/(pi xx r^2 xx h )=1/4`
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RS AGGARWAL-VOLUME AND SURFACE AREAS OF SOLIDS-Multiple Choice Questions (Mcq)
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