1.

    A pressure of 1 atmosphere is equal to how many Pascals?

    A

    1013.25 Pa

    B

    101325 Pa

    C

    101.325 Pa

    D

    10.1325 Pa

    Question Tags
    πŸ“š Subject:Physics
    πŸ“‘ Chapter:Units And Measurement
    🎯Topic:Conversion Of Units For One System To Another
    πŸŽ“ Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚑ Time Required :1 mins
    πŸ”„Ncert Concepts :Unit Conversion, Pressure

    Related Questions

    1.

    The unit of expression ΞΌ0Ξ΅0{{\rm{\mu }}_0}{{\rm{\varepsilon }}_0} are

    A

    msβˆ’1{\rm{m}}{{\rm{s}}^{ - 1}}

    B

    m2sβˆ’2{{\rm{m}}^2}{{\rm{s}}^{ - 2}}

    C

    s2mβˆ’2{{\rm{s}}^2}{{\rm{m}}^{ - 2}}

    D

    smβˆ’1{\rm{s}}{{\rm{m}}^{ - 1}}

    Question Tags
    πŸ“š Subject:Physics
    πŸ“‘ Chapter:Units And Measurement
    🎯Topic:Conversion Of Units For One System To Another
    πŸŽ“ Ncert Level:Application
    🎯Difficulty :Easy
    ⚑ Time Required :2 mins
    πŸ”„Ncert Concepts :Permittivity of free space, Permeability of free space, Speed of light, Dimensional Analysis

    2.

    The equation of alternating current is I=I0eβˆ’t/CRI = {I_0}{e^{ - t/CR}}, where t is time, C is capacitance and R is resistance of coil, then the dimensions of C R is

    A

    [MLTβˆ’1]\left[ {{\rm{ML}}{{\rm{T}}^{ - 1}}} \right]

    B

    [M0LT]\left[ {{{\rm{M}}^0}{\rm{LT}}} \right]

    C

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

    D

    None of these

    Question Tags
    πŸ“š Subject:Physics
    πŸ“‘ Chapter:Units And Measurement
    🎯Topic:Conversion Of Units For One System To Another
    πŸŽ“ Ncert Level:Application
    🎯Difficulty :Medium
    ⚑ Time Required :2 mins
    πŸ”„Ncert Concepts :Dimensional analysis, Exponential function

    3.

    Which of the following is not a unit of energy

    A

    W-s

    B

    kg–m/sec

    C

    N-m

    D

    Joule

    Question Tags
    πŸ“š Subject:Physics
    πŸ“‘ Chapter:Units And Measurement
    🎯Topic:Conversion Of Units For One System To Another
    πŸŽ“ Ncert Level:Analyzing
    🎯Difficulty :Medium
    ⚑ Time Required :2 mins
    πŸ”„Ncert Concepts :Energy, Units, Work, Power

    4.

    The dimensions of inter atomic force constant are

    A

    MTβˆ’2M{T^{ - 2}}

    B

    MLTβˆ’1ML{T^{ - 1}}

    C

    MLTβˆ’2ML{T^{ - 2}}

    D

    MLβˆ’1Tβˆ’1M{L^{ - 1}}{T^{ - 1}}

    Question Tags
    πŸ“š Subject:Physics
    πŸ“‘ Chapter:Units And Measurement
    🎯Topic:Conversion Of Units For One System To Another
    πŸŽ“ Ncert Level:Application
    🎯Difficulty :Medium
    ⚑ Time Required :2 mins
    πŸ”„Ncert Concepts :force constant, dimensional analysis, force

    5.

    A rectangular field is 200 m long and 150 m wide. What is its area in hectares?

    A

    2 hectares

    B

    3 hectares

    C

    4 hectares

    D

    5 hectares

    Question Tags
    πŸ“š Subject:Physics
    πŸ“‘ Chapter:Units And Measurement
    🎯Topic:Conversion Of Units For One System To Another
    πŸŽ“ Ncert Level:Application
    🎯Difficulty :Easy
    ⚑ Time Required :1 mins
    πŸ”„Ncert Concepts :Unit Conversion, Area

    6.

    [MLβˆ’2Tβˆ’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
    πŸ“š Subject:Physics
    πŸ“‘ Chapter:Units And Measurement
    🎯Topic:Conversion Of Units For One System To Another
    πŸŽ“ Ncert Level:Application
    🎯Difficulty :Medium
    ⚑ Time Required :2 mins
    πŸ”„Ncert Concepts :Dimensional Analysis, Pressure, Pressure Gradient, Energy, Torque

    7.

    Dimensions of resistance in an electrical circuit, in terms of dimension of mass M, of length L, of time T and current I, would be

    A

    [ML2Tβˆ’3Iβˆ’1]\left[ {{\rm{M}}{{\rm{L}}^2}{{\rm{T}}^{ - 3}}{{\rm{I}}^{ - 1}}} \right]

    B

    [ML2Tβˆ’2]\left[ {{\rm{M}}{{\rm{L}}^2}{{\rm{T}}^{ - 2}}} \right]

    C

    [ML2Tβˆ’1Iβˆ’1]\left[ {{\rm{M}}{{\rm{L}}^2}{{\rm{T}}^{ - 1}}{{\rm{I}}^{ - 1}}} \right]

    D

    [ML2Tβˆ’3Iβˆ’2]\left[ {{\rm{M}}{{\rm{L}}^2}{{\rm{T}}^{ - 3}}{{\rm{I}}^{ - 2}}} \right]

    Question Tags
    πŸ“š Subject:Physics
    πŸ“‘ Chapter:Units And Measurement
    🎯Topic:Conversion Of Units For One System To Another
    πŸŽ“ Ncert Level:Application
    🎯Difficulty :Medium
    ⚑ Time Required :3 mins
    πŸ”„Ncert Concepts :Ohm's Law, Dimensional Analysis, Power, Work/Energy

    8.

    The dimensions of K in the equation W=12β€…β€ŠKx2W = \frac{1}{2}\;K{x^2} is

    A

    M1L0Tβˆ’2{M^1}{L^0}{T^{ - 2}}

    B

    M0L1Tβˆ’1{M^0}{L^1}{T^{ - 1}}

    C

    M1L1Tβˆ’2{M^1}{L^1}{T^{ - 2}}

    D

    M1L0Tβˆ’1{M^1}{L^0}{T^{ - 1}}

    Question Tags
    πŸ“š Subject:Physics
    πŸ“‘ Chapter:Units And Measurement
    🎯Topic:Conversion Of Units For One System To Another
    πŸŽ“ Ncert Level:Application
    🎯Difficulty :Easy
    ⚑ Time Required :2 mins
    πŸ”„Ncert Concepts :Work, Dimensions, Dimensional Analysis

    9.

    The dimensions of shear modulus are

    A

    MLTβˆ’1ML{T^{ - 1}}

    B

    ML2Tβˆ’2M{L^2}{T^{ - 2}}

    C

    MLβˆ’1Tβˆ’2M{L^{ - 1}}{T^{ - 2}}

    D

    MLTβˆ’2ML{T^{ - 2}}

    Question Tags
    πŸ“š Subject:Physics
    πŸ“‘ Chapter:Units And Measurement
    🎯Topic:Conversion Of Units For One System To Another
    πŸŽ“ Ncert Level:Application
    🎯Difficulty :Easy
    ⚑ Time Required :2 mins
    πŸ”„Ncert Concepts :Shear modulus, Dimensional analysis, Stress, Strain

    10.

    Dimensional formula for volume elasticity is

    A

    M1Lβˆ’2Tβˆ’2{M^1}{L^{ - 2}}{T^{ - 2}}

    B

    M1Lβˆ’3Tβˆ’2{M^1}{L^{ - 3}}{T^{ - 2}}

    C

    M1L2Tβˆ’2{M^1}{L^2}{T^{ - 2}}

    D

    M1Lβˆ’1Tβˆ’2{M^1}{L^{ - 1}}{T^{ - 2}}

    Question Tags
    πŸ“š Subject:Physics
    πŸ“‘ Chapter:Units And Measurement
    🎯Topic:Conversion Of Units For One System To Another
    πŸŽ“ Ncert Level:Application
    🎯Difficulty :Medium
    ⚑ Time Required :2 mins
    πŸ”„Ncert Concepts :Bulk Modulus, Dimensional Analysis

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