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If the current surface of a cylindrical...

If the current surface of a cylindrical column of height 8 metres is 2464 square-metres, then the radius of the base is ________ .

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49 m
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Knowledge Check

  • The angle of elevation of the sun when the shadow of a pole of height 9 metres is 3sqrt(3) metres long is

    A
    `30^(@)`
    B
    `45^(@)`
    C
    `60^(@)`
    D
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