1.

    The physical quantity which has the dimensional formula [M1T−3]\left[ {{{\rm{M}}^1}{{\rm{T}}^{ - 3}}} \right] is

    A

    Surface tension

    B

    Density

    C

    Solar constant

    D

    Compressibility

    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, Solar Constant, Surface Tension, Density, Compressibility

    Related Questions

    1.

    Given that υ is speed, r is the radius and g is the acceleration due to gravity. Which of the following is dimensionless

    A

    υ2/rg{\upsilon ^2}/rg

    B

    υ2r/g{\upsilon ^2}r/g

    C

    υ2g/r{\upsilon ^2}g/r

    D

    υ2rg{\upsilon ^2}rg

    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, Units of physical quantities

    2.

    The unit of L/R is (where L=inductance and R= Resistance)

    A

    Sec

    B

    Sec−1Se{c^{ - 1}}

    C

    Volt

    D

    Ampere

    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 :Inductance, Resistance, Time Constant, Units Analysis

    3.

    Which of the two have same dimensions

    A

    Force and strain

    B

    Force and stress

    C

    Angular velocity and frequency

    D

    Energy and strain

    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 :Dimensions, Physical quantities, Angular velocity, Frequency, Force, Strain, Stress, Energy

    4.

    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

    5.

    Inductance L can be dimensionally represented as

    A

    ML2T−2A−2M{L^2}{T^{ - 2}}{A^{ - 2}}

    B

    ML2T−4A−3M{L^2}{T^{ - 4}}{A^{ - 3}}

    C

    ML−2T−2A−2M{L^{ - 2}}{T^{ - 2}}{A^{ - 2}}

    D

    ML2T4A3M{L^2}{T^4}{A^3}

    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 :Inductance, Dimensional Analysis

    6.

    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

    7.

    The dimensions of physical quantity X in the equation Force  =XDensity  {\rm{Force\;}} = \frac{X}{{{\rm{Density\;}}}} is given by

    A

    M1L4T−2{M^1}{L^4}{T^{ - 2}}

    B

    M2L−2T−1{M^2}{L^{ - 2}}{T^{ - 1}}

    C

    M2L−2T−2{M^2}{L^{ - 2}}{T^{ - 2}}

    D

    M1L−2T−1{M^1}{L^{ - 2}}{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 :Dimensional Analysis, Force, Density

    8.

    Which has not the same unit as other?

    A

    Work

    B

    Energy

    C

    Power

    D

    Momentum

    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 :energy, units of energy, power, time

    9.

    Linear momentum and angular momentum have the same dimensions in

    A

    A natural unit system where certain fundamental constants are set to 1

    B

    SI units

    C

    CGS units

    D

    MKS units

    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 :Linear Momentum, Angular Momentum, Dimensional Analysis

    10.

    [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

    company logo

    NEET Subjects

    Our Bots

    Company