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Fill in the blanks (a) The volume of a...

Fill in the blanks
(a) The volume of a cube of side 1 cm isk equal to….. `m^3`
(b) the surface area fo a solid cylinder of radius 2.0 cm and height 10.0 cm is equal to …. `(mm)^2`
(c ) A vehical moving with a speed of `18km h^(-1)` covers ....m in 1s.
(d) The relative density of lead is 11.3. its density is ......g `cm^(-3) or .....kg m^(-3)`

Text Solution

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`10^(-6)`
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  • The curved surface area of a right circular cylinder of radius 1cm and height 1cm is equal to ……… .

    A
    `picm^(2)`
    B
    `2picm^(2)`
    C
    `3picm^(2)`
    D
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  • The total surface area of a cylinder whose radius is (1)/(3) of its height is

    A
    `(9pi h^(2))/(8)` sq. units
    B
    `24 pi h^(2)` sq. units
    C
    `(8 pi h^(2))/(9)` sq. units
    D
    `(56 pi h^(2))/(9)` sq. units

  • The total surface area of a cylinder whose radius is (1)/(3) of its height is

    A
    `(9pi h^(2))/(8)` sq. units
    B
    `24 pi h^(2)` sq. units
    C
    `(8 pi h^(2))/(9)` sq. units
    D
    `(56 pi h^(2))/(9)` sq. units

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