If the radius of the base of a cylinder is doubled and the height remains unchanged, its curved surface area becomes

Double

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No change

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Half

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Three times

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Solution

The correct option is A
Double

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Similar questions

Q. If the radius of base of a cylinder is doubled and the height remains unchanged, its curved surface area becomes:

In a cylinder, if radius is doubled and height is halved, curved surface area will be

(a) halved (b) doubled

Q. If the radius of a cylinder is tripled but its curved surface area is unchanged, then its height will be ......

State True or False:

If the radius of a cylinder is doubled, the height of the cylinder should be halved in order to keep the curved surface area unchanged.

Question 6

If the height of a cylinder becomes $\frac{1}{4}$ of the original height and the radius is doubled, then which of the following will be true ?
(a) Curved surface area of the cylinder will be doubled
(b) Curved surface area of the cylinder will remain unchanged
(c) Curved surface area of the cylinder will be halved
(d) Curved surface area will be $\frac{1}{4}$ of the original curved surface

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If the radius of the base of a cylinder is doubled and the height remains unchanged, its curved surface area becomes

The correct option is A Double

The correct option is A
Double