If the radius of a cylinder is tripled while its height halved, its volume will be-

If the radius of a cylinder is tripled while its height halved, its volume will be-

A Halved

B unchanged

C doubled

D increased by 50%

Solution

Correct Answer: Option E

Let radious =r

height = h

volume of cylinder = πr2h

According to ques,

π(3r)2h × h/2

= 9/2 πr2h