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    2.

    The dimensional formula for Planck’s constant (h) is

    A

    ML2T3M{L^{ - 2}}{T^{ - 3}}

    B

    ML2T2M{L^2}{T^{ - 2}}

    C

    ML2T1M{L^2}{T^{ - 1}}

    D

    ML2T2M{L^{ - 2}}{T^{ - 2}}

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    4.

    Coefficient of thermal conductivity has the dimensions

    A

    [MLT3K1]\left[ {{\rm{ML}}{{\rm{T}}^{ - 3}}{{\rm{K}}^{ - 1}}} \right]

    B

    [ML3T3K2]\left[ {{\rm{M}}{{\rm{L}}^3}{{\rm{T}}^3}{{\rm{K}}^2}} \right]

    C

    [ML3T3K2]\left[ {{\rm{M}}{{\rm{L}}^3}{{\rm{T}}^{ - 3}}{{\rm{K}}^{ - 2}}} \right]

    D

    [M2L3T3K2]\left[ {{{\rm{M}}^2}{{\rm{L}}^3}{{\rm{T}}^{ - 3}}{{\rm{K}}^2}} \right]

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    7.

    The dimensional formula for areal velocity is

    A

    [M0L2T]\left[ {{{\rm{M}}^0}{{\rm{L}}^{ - 2}}{\rm{T}}} \right]

    B

    [M0L2T1]\left[ {{{\rm{M}}^0}{{\rm{L}}^{ - 2}}{{\rm{T}}^{ - 1}}} \right]

    C

    [M0L2T1]\left[ {{{\rm{M}}^0}{{\rm{L}}^2}{{\rm{T}}^{ - 1}}} \right]

    D

    [M0L2T]\left[ {{{\rm{M}}^0}{{\rm{L}}^2}{\rm{T}}} \right]

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    10.

    Dimensional formula of magnetic flux is

    A

    ML2T2A1M{L^2}{T^{ - 2}}{A^{ - 1}}

    B

    ML0T2A2M{L^0}{T^{ - 2}}{A^{ - 2}}

    C

    M0L2T2A3{M^0}{L^{ - 2}}{T^{ - 2}}{A^{ - 3}}

    D

    ML2T2A3M{L^2}{T^{ - 2}}{A^3}

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