1.

    Solar constant is defined as energy received by earth per cm2{\rm{c}}{{\rm{m}}^2} per minute. The dimensions of solar constant are

    A

    [ML2T3]\left[ {{\rm{M}}{{\rm{L}}^2}{{\rm{T}}^{ - 3}}} \right]

    B

    [M2L0T1]\left[ {{{\rm{M}}^2}{{\rm{L}}^0}{{\rm{T}}^{ - 1}}} \right]

    C

    [ML0T3]\left[ {{\rm{M}}{{\rm{L}}^0}{{\rm{T}}^{ - 3}}} \right]

    D

    [MLT2]\left[ {{\rm{ML}}{{\rm{T}}^{ - 2}}} \right]

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    1.

    The dimensions of K in the equation W=12  Kx2W = \frac{1}{2}\;K{x^2} is

    A

    M1L0T2{M^1}{L^0}{T^{ - 2}}

    B

    M0L1T1{M^0}{L^1}{T^{ - 1}}

    C

    M1L1T2{M^1}{L^1}{T^{ - 2}}

    D

    M1L0T1{M^1}{L^0}{T^{ - 1}}

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    5.

    The unit of Wien’s constant b is

    A

    Wm2K4{\rm{W}}{{\rm{m}}^{ - 2}}{{\rm{K}}^{ - 4}}

    B

    m1K1{{\rm{m}}^{ - 1}}{{\rm{K}}^{ - 1}}

    C

    Wm2{\rm{W}}{{\rm{m}}^2}

    D

    MK

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    10.

    Dimensional formula for force is

    A

    [M1L2T2]\left[ {{M^1}{L^2}{T^{ - 2}}} \right]

    B

    [M1L1T2]\left[ {{M^1}{L^1}{T^{ - 2}}} \right]

    C

    [M1L1T2  ]\left[ {{M^1}{L^{ - 1}}{T^{ - 2}}\;} \right]

    D

    [M1L2T2]\left[ {{M^1}{L^{ - 2}}{T^{ - 2}}} \right]

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