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If the radius of base of a cylinder is d...

If the radius of base of a cylinder is doubled and the height remains unchanged, its C.S.A becomes

A

doble

B

times

C

half

D

no change

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BEYOND PUBLICATION-MENSURATION-EXERCISE
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  8. The total surface area of a cube is 54 cm^(2) then its side is ……… cm.

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  9. Base area of a regular cylinder is 154 cm^(2) then its radius is ……….

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  10. If the height and radius of a cone are 1.5 and 8 cm then its slant hei...

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  11. Curved surface area of a hemisphere = ……………

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  12. Volume of a cube having 1 cm side is ………….

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  13. Ratio of volumes of two spheres is 8:27 then ratio of their curved sur...

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  16. Radius, height, slant height of a cone are r, h, l, then 'l' value in ...

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  18. A sphere, a cylinder and a cone have the same radius and same height ...

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  19. Diagonals of a cuboid is ……… units.

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