1.

    The dimensions of resistance are same as those of ………. Where h is the Planck’s constant and e is the charge.

    A

    h2e2\frac{{{h^2}}}{{{e^2}}}

    B

    h2e\frac{{{h^2}}}{e}

    C

    he2\frac{h}{{{e^2}}}

    D

    he\frac{h}{e}

    Question Tags
    📚 Subject:Physics
    📑 Chapter:Units And Measurement
    🎯Topic:Conversion Of Units For One System To Another
    🎓 Ncert Level:Analyzing
    🎯Difficulty :Medium
    ⚡ Time Required :3 mins
    🔄Ncert Concepts :Dimensional Analysis, Resistance, Planck's Constant, Charge

    Related Questions

    1.

    Which of the following quantities is dimensionless

    A

    Velocity

    B

    Acceleration

    C

    Force

    D

    Strain

    Question Tags
    📚 Subject:Physics
    📑 Chapter:Units And Measurement
    🎯Topic:Conversion Of Units For One System To Another
    🎓 Ncert Level:Analyzing
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :Dimensional analysis, Physical constants, Lens power

    2.

    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

    [ML2T−1]\left[ {{\rm{M}}{{\rm{L}}^2}{{\rm{T}}^{ - 1}}} \right]

    D

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

    Question Tags
    📚 Subject:Physics
    📑 Chapter:Units And Measurement
    🎯Topic:Conversion Of Units For One System To Another
    🎓 Ncert Level:Application
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :Dimensional analysis, Angular momentum, Linear momentum

    3.

    [ML2T−3]\left[ {M{L^2}{T^{ - 3}}} \right] is the dimension of

    A

    Work

    B

    Power

    C

    Force

    D

    Momentum

    Question Tags
    📚 Subject:Physics
    📑 Chapter:Units And Measurement
    🎯Topic:Conversion Of Units For One System To Another
    🎓 Ncert Level:Application
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :Dimensional Analysis, Power, Work, Force, Momentum

    4.

    The unit of the coefficient of viscosity in S.I. system is

    A

    m/kg−sm/kg - s

    B

    m−s/kg2m - s/k{g^2}

    C

    kg/m−s2kg/m - {s^2}

    D

    kg/m−skg/m - s

    Question Tags
    📚 Subject:Physics
    📑 Chapter:Units And Measurement
    🎯Topic:Conversion Of Units For One System To Another
    🎓 Ncert Level:Understanding
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :viscosity, SI units, dimensional analysis

    5.

    Dimension of electric current is

    A

    [A]

    B

    [A T]

    C

    [M L T⁻²]

    D

    [M L² T⁻³ A⁻¹]

    Question Tags
    📚 Subject:Physics
    📑 Chapter:Units And Measurement
    🎯Topic:Conversion Of Units For One System To Another
    🎓 Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Dimensional Analysis, Electric Current

    6.

    erg−m−1erg - {m^{ - 1}} can be the unit of measure for

    A

    Force

    B

    Momentum

    C

    Power

    D

    Acceleration

    Question Tags
    📚 Subject:Physics
    📑 Chapter:Units And Measurement
    🎯Topic:Conversion Of Units For One System To Another
    🎓 Ncert Level:Application
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :Units of measurement, Force, Energy, Work

    7.

    The dimensions of stress are equal to

    A

    Force

    B

    Pressure

    C

    Work

    D

    1Pressure\frac{1}{{{\rm{Pressure}}}}

    Question Tags
    📚 Subject:Physics
    📑 Chapter:Units And Measurement
    🎯Topic:Conversion Of Units For One System To Another
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :stress, pressure, dimensions

    8.

    Dimensional formula for the universal gravitational constant G is

    A

    [M−1L2T−2]\left[ {{{\rm{M}}^{ - 1}}{{\rm{L}}^2}{{\rm{T}}^{ - 2}}} \right]

    B

    [M0L0T0]\left[ {{{\rm{M}}^0}{{\rm{L}}^0}{{\rm{T}}^0}} \right]

    C

    [M−1L3T−2]\left[ {{{\rm{M}}^{ - 1}}{{\rm{L}}^3}{{\rm{T}}^{ - 2}}} \right]

    D

    [M−1L3T−1]\left[ {{{\rm{M}}^{ - 1}}{{\rm{L}}^3}{{\rm{T}}^{ - 1}}} \right]

    Question Tags
    📚 Subject:Physics
    📑 Chapter:Units And Measurement
    🎯Topic:Conversion Of Units For One System To Another
    🎓 Ncert Level:Application
    🎯Difficulty :Easy
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :Dimensional Analysis, Universal Gravitational Constant, Newton's Law of Gravitation

    9.

    The dimensional formula for impulse is

    A

    [MLT−1]\left[ {{\rm{ML}}{{\rm{T}}^{ - 1}}} \right]

    B

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

    C

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

    D

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

    Question Tags
    📚 Subject:Physics
    📑 Chapter:Units And Measurement
    🎯Topic:Conversion Of Units For One System To Another
    🎓 Ncert Level:Application
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :Impulse, Dimensional Analysis, Force, Time

    10.

    Dimensions of strain are

    A

    MLT−1ML{T^{ - 1}}

    B

    ML2T−1M{L^2}{T^{ - 1}}

    C

    MLT−2ML{T^{ - 2}}

    D

    M0L0T0{M^0}{L^0}{T^0}

    Question Tags
    📚 Subject:Physics
    📑 Chapter:Units And Measurement
    🎯Topic:Conversion Of Units For One System To Another
    🎓 Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Strain, Dimensional Analysis

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