1.

    The dimensions of inter atomic force constant are

    A

    MT−2M{T^{ - 2}}

    B

    MLT−1ML{T^{ - 1}}

    C

    MLT−2ML{T^{ - 2}}

    D

    ML−1T−1M{L^{ - 1}}{T^{ - 1}}

    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 :Force constant, Dimensional analysis, Spring force

    Related Questions

    1.

    If unit of length, mass and time each be doubled, the unit of work done is increased by

    A

    4 times

    B

    6 times

    C

    8 times

    D

    2 times

    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 :Work, Units, Dimensional Analysis

    2.

    The dimensions of inter atomic force constant are

    A

    MT−2M{T^{ - 2}}

    B

    MLT−1ML{T^{ - 1}}

    C

    MLT−2ML{T^{ - 2}}

    D

    ML−1T−1M{L^{ - 1}}{T^{ - 1}}

    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 :Force constant, Dimensional analysis, Spring force

    3.

    The dimensions of farad are

    A

    M−1L−2T2Q2{M^{ - 1}}{L^{ - 2}}{T^2}{Q^2}

    B

    M−1L−2TQ{M^{ - 1}}{L^{ - 2}}TQ

    C

    M−1L−2T−2Q{M^{ - 1}}{L^{ - 2}}{T^{ - 2}}Q

    D

    M−1L−2TQ2{M^{ - 1}}{L^{ - 2}}T{Q^2}

    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 :capacitance, dimensional analysis, charge, mass, length, time

    4.

    If C is the capacitance and V is the potential, the dimensional formula for CV2C{V^2} is

    A

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

    B

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

    C

    [ML2  T−2]\left[ {{\rm{M}}{{\rm{L}}^2}{\rm{\;}}{{\rm{T}}^{ - 2}}} \right]

    D

    [ML−2T−2]\left[ {{\rm{M}}{{\rm{L}}^{ - 2}}{{\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 :capacitance, potential, dimensional analysis, energy

    5.

    Dimensions of the following three quantities are the same

    A

    Work, energy, force

    B

    Velocity, momentum, impulse

    C

    Potential energy, kinetic energy, momentum

    D

    Pressure, stress, coefficient of elasticity

    Question Tags
    📚 Subject:Physics
    📑 Chapter:Units And Measurement
    🎯Topic:Conversion Of Units For One System To Another
    🎓 Ncert Level:Analyzing
    🎯Difficulty :Easy
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :Dimensional Analysis, Work, Energy, Force, Velocity, Momentum, Impulse, Pressure, Stress, Coefficient of Elasticity

    6.

    A force of 5 dyne is applied on a body. Express this force in Newtons.

    A

    5 x 10^5 N

    B

    5 x 10^-5 N

    C

    5 N

    D

    0.5 N

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

    7.

    The ionization energy of hydrogen is 13.6 eV. Express this energy in joules per mole using the following conversions: 1 eV = 1.602imes10−191.602 imes 10^{-19} J and Avogadro's number = 6.022imes10236.022 imes 10^{23} mol−1mol^{-1}.

    A

    1.31imes1031.31 imes 10^3 J/mol

    B

    2.18imes10−202.18 imes 10^{-20} J/mol

    C

    1.31imes1061.31 imes 10^6 J/mol

    D

    8.21imes1058.21 imes 10^5 J/mol

    Question Tags
    📚 Subject:Physics
    📑 Chapter:Units And Measurement
    🎯Topic:Conversion Of Units For One System To Another
    🎓 Ncert Level:Application
    🎯Difficulty :Hard
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :Unit Conversion, Energy, Mole Concept

    8.

    [ML−2T−2]\left[ {{\rm{M}}{{\rm{L}}^{ - 2}}{{\rm{T}}^{ - 2}}} \right] represents dimensional formula of which of the following physical quantities?

    A

    Energy

    B

    pressure

    C

    Torque

    D

    Pressure gradient

    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, Pressure, Pressure Gradient, Energy, Torque

    9.

    The dimensions of RL\frac{R}{L} are

    [here, R=electric resistance, L=self inductance]

    A

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

    B

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

    C

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

    D

    [T]\left[ T \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, Electric Resistance, Self Inductance

    10.

    The dimensions of resistivity in terms of M,L,T and Q where Q stands for the dimensions of charge, is

    A

    ML3T−1Q−2M{L^3}{T^{ - 1}}{Q^{ - 2}}

    B

    ML3T−2Q−1M{L^3}{T^{ - 2}}{Q^{ - 1}}

    C

    ML2T−1Q−1M{L^2}{T^{ - 1}}{Q^{ - 1}}

    D

    MLT−1Q−1ML{T^{ - 1}}{Q^{ - 1}}

    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 :Resistivity, Dimensional Analysis, Charge, Current

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