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The diameter of the moon is approximatel...

The diameter of the moon is approximately one fourth the diamter of the earth. Find the ratio of their surface area.

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MBD-Surface Areas and Volumes-Exercise
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  2. Find the radius of a sphere whose surface area is 154 cm^2.

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  3. The diameter of the moon is approximately one fourth the diamter of th...

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  4. A hemispherical bowl is made of steel, 0.25 cm thick. The inner radius...

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  5. A right circular cylinder just encloses a sphere of radius r (see Fig....

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  6. A right circular cylinder just encloses a sphere of radius r (see Fig....

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  7. A right circular cylinder just encloses a sphere of radius r (see Fig....

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  8. Find the suface area of a sphere whose radius is 10 cm : (Take pi=3.14...

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  9. Find the suface area of a sphere whose radius is 5 cm : (Take pi=3.14)...

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  10. Find the surface area of sphere whose radius is 3 cm.

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  11. Find the surface area of a sphere whose diameter is 21 dm.

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  12. The radius of a spherical balloon increases from 6 cm to 12 cm. Compar...

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  13. The dome of a building is in the form of a hemisphere. Its radius is 6...

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  14. Assuming the earth to be a sphere of radius 6370 km, how many square k...

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  15. A wooden toy is in the form of a cone surmounted by a hemisphere. The ...

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  16. A matchbox 4 cm x 2.5 cm x 1.5 cm. What will be the volume a packet co...

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  17. A cuboidal water tank is 6 m long, 5 m wide and 4.5 m deep. How many l...

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  18. A cuboidal vessel is 10 m long and 8 m wide. How high must it be made ...

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  19. Find the cost of digging a cuboidal pit 8 m long, 6 m broad and 3 m de...

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  20. The capacity of a cuboidal tank is 50000 litres of water. Find the bre...

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