Multiple Choice Questions on What is the curved surface area of the cylinder ........ for CDS Exam Preparation

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Multiple Choice Questions

What is the curved surface area of the cylinder ........

Quantitative Aptitude (CDS) Mensuration 3D
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    For the next three (03) items that follow : A tent of a circus is made of canvas and is in the form of right circular cylinder and right circular cone above it. The height and diameter of the cylindrical part of the tent are 5 m and 126 m respectively. The total height of the tent is 21 m.

    What is the curved surface area of the cylinder?

    1980 m2

    Correct Answer

    2010 m2

    Incorrect Answer

    2100 m2

    Incorrect Answer

    2240 m2

    Incorrect Answer
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    Explanation:

    Radius of cylinder (r) =63 m
    Height of cylinder (H) =5 m
    Curved surface area of cylinder =2\pi rh
    =2×227×63×5
    =1980 m2
    Hence option (1)

    By: Munesh Kumari
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