Multiple Choice Questions on A cylinder has some water at height 20 cm If a sphere of radius 6 cm is poured into it then find the........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

A cylinder has some water at height 20 cm If a sphere of radius 6 cm is poured into it then find the...........

Quantitative Aptitude ( CCS) Mensuration 3D
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    A cylinder has some water at height 20 cm. If a sphere of radius 6 cm is poured into it then find the rise in height of water if the radius of cylinder is 8 cm.

    3.5 cm

    Incorrect Answer

    9.5 cm

    Incorrect Answer

    4.5 cm

    Correct Answer

    5.5 cm

    Incorrect Answer
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    Explanation:

    Volume of ball= volume of rising water in the cylinder
    4/3 * π*r3 = π*r2 *h
    4/3*6*6*6=8*8*h
    h=4.5 cm

    By: Amit Kumar
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