Related Questions

    1.

    Dimensions of kinetic energy are

    A

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

    B

    M2LT1{M^2}L{T^{ - 1}}

    C

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

    D

    ML3T1M{L^3}{T^{ - 1}}

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    3.

    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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    5.

    The dimensional formula of 1ε0e2hc\frac{1}{{{\varepsilon _0}}}\frac{{{e^2}}}{{hc}} is

    A

    [M0L0T0A0]\left[ {{{\rm{M}}^0}{{\rm{L}}^0}{{\rm{T}}^0}{{\rm{A}}^0}} \right]

    B

    [M1L3T2A]\left[ {{{\rm{M}}^{ - 1}}{{\rm{L}}^3}{{\rm{T}}^2}{\rm{A}}} \right]

    C

    [ML3T4A2]\left[ {{\rm{M}}{{\rm{L}}^3}{{\rm{T}}^{ - 4}}{{\rm{A}}^{ - 2}}} \right]

    D

    [M1L3T4]\left[ {{{\rm{M}}^{ - 1}}{{\rm{L}}^{ - 3}}{{\rm{T}}^4}} \right]

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    7.

    The dimensional formula of the ratio of angular to linear momentum is

    A

    [M0LT0]\left[ {{{\rm{M}}^0}{\rm{L}}{{\rm{T}}^0}} \right]

    B

    [MLT]\left[ {{\rm{MLT}}} \right]

    C

    [ML2T1]\left[ {{\rm{M}}{{\rm{L}}^2}{{\rm{T}}^{ - 1}}} \right]

    D

    [M1L1T1]\left[ {{{\rm{M}}^{ - 1}}{{\rm{L}}^{ - 1}}{{\rm{T}}^{ - 1}}} \right]

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    9.

    The dimensions of power are

    A

    M1L2T3{M^1}{L^2}{T^{ - 3}}

    B

    M2L1T2{M^2}{L^1}{T^{ - 2}}

    C

    M1L2  T1{M^1}{L^2}\;{T^{ - 1}}

    D

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

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