1.

    Dimension of electric current is

    A

    [M0L0T−1Q]\left[ {{M^0}{L^0}{T^{ - 1}}Q} \right]

    B

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

    C

    [M2LT−1Q]\left[ {{M^2}L{T^{ - 1}}Q} \right]

    D

    [M2L2T−1Q]\left[ {{M^2}{L^2}{T^{ - 1}}Q} \right]

    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

    Related Questions

    1.

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

    A

    ML−2T−3M{L^{ - 2}}{T^{ - 3}}

    B

    ML2T−2M{L^2}{T^{ - 2}}

    C

    ML2T−1M{L^2}{T^{ - 1}}

    D

    ML−2T−2M{L^{ - 2}}{T^{ - 2}}

    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 :Planck's constant, dimensional analysis, energy, frequency

    2.

    If E,m,J and G represent energy, mass, angular momentum and gravitational constant respectively, then the dimensional formula of EJ2/m5G2E{J^2}/{m^5}{G^2} is

    A

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

    B

    [M0L0T]\left[ {{{\rm{M}}^0}{{\rm{L}}^0}{\rm{T}}} \right]

    C

    [M0L2T0]\left[ {{{\rm{M}}^0}{{\rm{L}}^2}{{\rm{T}}^0}} \right]

    D

    Dimensionless

    Question Tags
    📚 Subject:Physics
    📑 Chapter:Units And Measurement
    🎯Topic:Conversion Of Units For One System To Another
    🎓 Ncert Level:Application
    🎯Difficulty :Medium
    ⚡ Time Required :3 mins
    🔄Ncert Concepts :Dimensional Analysis, Energy, Angular Momentum, Gravitational Constant

    3.

    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

    4.

    If C be the capacitance and V be the electric potential, then the dimensional formula of CV2C{V^2} is

    A

    [ML−3TA]\left[ {{\rm{M}}{{\rm{L}}^{ - 3}}{\rm{TA}}} \right]

    B

    [K0LT−2A0]\left[ {{{\rm{K}}^0}{\rm{L}}{{\rm{T}}^{ - 2}}{{\rm{A}}^0}} \right]

    C

    [ML1T−2A−1]\left[ {{\rm{M}}{{\rm{L}}^1}{{\rm{T}}^{ - 2}}{{\rm{A}}^{ - 1}}} \right]

    D

    [ML2T−2A0]\left[ {{\rm{M}}{{\rm{L}}^2}{{\rm{T}}^{ - 2}}{{\rm{A}}^0}} \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 :3 mins
    🔄Ncert Concepts :Capacitance, Electric Potential, Dimensional Analysis, Energy

    5.

    The dimension of the ratio of angular momentum to linear momentum is

    A

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

    B

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

    C

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

    D

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

    6.

    The dimensional formula of modulus of rigidity is

    A

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

    B

    [ML−3T2]\left[ {{\rm{M}}{{\rm{L}}^{ - 3}}{{\rm{T}}_2}} \right]

    C

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

    D

    [ML−1T−2]\left[ {{\rm{M}}{{\rm{L}}^{ - 1}}{{\rm{T}}^{ - 2}}} \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 :modulus of rigidity, dimensional analysis, stress, strain

    7.

    Dimensional formula for torque is

    A

    L2MT−2{L^2}M{T^{ - 2}}

    B

    L−1MT−2{L^{ - 1}}M{T^{ - 2}}

    C

    L2MT−3{L^2}M{T^{ - 3}}

    D

    LMT−2LM{T^{ - 2}}

    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 :torque, dimensional analysis

    8.

    The power of lens is P=1f,  P = \frac{1}{f},\; where f is focal length of the lens . The dimensions of power of lens are

    A

    [LT−2]\left[ {{\rm{L}}{{\rm{T}}^{ - 2}}} \right]

    B

    [M0L−1T0]\left[ {{{\rm{M}}^0}{{\rm{L}}^{ - 1}}{{\rm{T}}^0}} \right]

    C

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

    D

    None of these

    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 :power of a lens, focal length, dimensional analysis

    9.

    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

    10.

    The dimensional formula for impulse is same as the dimensional formula for

    A

    Momentum

    B

    Force

    C

    Rate of change of momentum

    D

    Torque

    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 :Impulse, Momentum, Dimensional Analysis

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