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Civil Engineering :: SI Units

SI Units - Section 1

  1. 1 kg wt in gravitational unit equals

    2. A.
    8.9 N in SI system
    B.
    9.8 N in SI system
    C.
    4.5 N in SI system
    D.
    5.4 N in SI system.

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  2. To convert the units of M.K.S. to units of S.I., a factor 9.80665 is used for

    3. A.
    mass
    B.
    force
    C.
    work energy
    D.
    power
    E.
    all the above.

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  3. SI unit for the surface tension, is

    4. A.
    kg/m3
    B.
    kg/m2
    C.
    kg/m
    D.
    N/m

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  4. The basic quantity in the International system of units, is

    5. A.
    length and mass
    B.
    time and temperature
    C.
    mole and light intensity
    D.
    electric current
    E.
    all the above.

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  5. Intensity of electric current is expressed in

    6. A.
    volts
    B.
    watts
    C.
    amperes
    D.
    joules.

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  6. One Netwon force equals

    7. A.
    105 dynes
    B.
    104 dynes
    C.
    103 dynes
    D.
    102 dynes

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  7. In S.I. system, the symbol for density is

    8. A.
    N/m3
    B.
    kg/m3
    C.
    m3/s
    D.
    kg

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  8. Pick up the correct statement from the following:

    9. A.
    1 N force = 0.10197 kgf
    B.
    1 kgf = 9.80665 N
    C.
    1 kgf/cm2 = 98.0665 kN/m2
    D.
    1 atm = 101.325 kN/m2
    E.
    All the above.

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  9. The thickness of a micron, is

    10. A.
    10-3 m
    B.
    10-6 m
    C.
    10-9 m
    D.
    10-12 m

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  10. The fundamental units in S.I. system, are the same as that of

    11. A.
    C.G.S. units
    B.
    F.P.S. units
    C.
    M.K.S. units
    D.
    None of these.

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