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Important questions on Surface Area Of Right Circular Cylinders And Cones

MEDIUM

A cylinder of circumference cm and length cm rolls without sliding for seconds at the rate of complete rounds per second. Find the area covered by the cylinder in  seconds.

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MEDIUM

The ratio of radii of two right circular cylinders is 2: 3 and the ratio of their heights is 5:4. Find the ratio of their curved surface areas and volume.

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MEDIUM

A hollow cylinder has only

A

curved surface area

B

total surface area

C

volume

D

Perimeter

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MEDIUM

A medicine capsule as shown in the figure us in the shape of a cylinder with two hemispheres stuck to each of its ends. The length of the entire capsule is , and the diameter of the capsule is . Find its surface area.

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MEDIUM

The inner radius of a cylindrical wooden furniture is m and its outer radius is m. The height of the furniture is m. Find its lateral surface area. (Use ).

A

B

C

D

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MEDIUM

In a cylindrical vessel water can be filled. If the internal radius of vessel is . Find it curved surface area.

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MEDIUM

The given figure shows a metal pipe long. The inner diameter of cross section is and the outer one is .
Find its
(i) inner curved surface area
(ii) outer curved surface are
(iii) total surface area

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MEDIUM

Write the number of surfaces of a right circular cylinder.

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MEDIUM

The area of one end of a cylinder is and its height is . Find the volumeand curved surface area of cylinder.

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MEDIUM

Curved surface area of a right circular cylinder is If the radius of the base of the cylinder is m then its height is

A

m

B

m

C

m

D

m

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