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The surface areas of two spheres are in ...

The surface areas of two spheres are in the ratio 1:4. Then, the ratio of their volumes is ........

Text Solution

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The correct Answer is:
`1:8`
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Knowledge Check

  • The surface areas of two spheres are in the ratio 1:2. Then, the ratio of their volumes is ..........

    A
    `sqrt(2):1`
    B
    `1:2:sqrt(2)`
    C
    `1:8`
    D
    `1:4`

  • The radii of two cylinders are in the ratio 2:3 and their heights are in the ratio 5:3. Then, the ratio of their volumes is

    A
    `27:20`
    B
    `20:27`
    C
    `9:4`
    D
    `1:4`

  • The ratio of radii of two cones is 2 : 3 and the ratio of their heights is 9 : 4. Then, the ratio of their volumes is ……… .

    A
    `1:1`
    B
    `3:2`
    C
    `1:3`
    D
    `2:3`

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    Two isosceles triangles have equal vertical angles and their areas are in the ratio 36 : 25. Find the ratio of their corresponding altitudes.

    One magnet is cut perpendicular to its axis and divided into two pieces with the lengths in the ratio 2 : 1. Then ratio of their pole strength is ......

    The surface area of a sphere is 616 cm^(2) . Then, its radius is ……… cm.

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