NEET Physics Thermal Properties Of Matter Thermal Expansion Of Gases MCQs

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    NEET Questions / Physics / Thermal Properties Of Matter / Thermal Expansion Of Gases

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    Measurment Of Temperature
    Thermal Expansion Of Solids
    Thermal Expansion Of Liquids
    Thermal Expansion Of Gases
    Thermal Conductivity
    Newton'S Law Of Cooling
    Radiation
    Calorimetry
    71.

    A substance of mass m kg requires a power input of P watts to remain in the molten state at its melting point. When the power is turned off, the sample completely solidifies in time t sec. What is the latent heat of fusion of the substance

    A

    Pmt\frac{{Pm}}{t}

    B

    Ptm\frac{{Pt}}{m}

    C

    mPt\frac{m}{{Pt}}

    D

    tPm\frac{t}{{Pm}}

    Question Tags

    πŸ“š Subject:Physics
    πŸ“‘ Chapter:Thermal Properties Of Matter
    🎯Topic:Thermal Expansion Of Gases
    πŸŽ“ Ncert Level:Application
    🎯Difficulty :Medium
    ⚑ Time Required :2 mins
    πŸ”„Ncert Concepts :Power, Latent Heat of Fusion, Energy
    72.

    A constant volume gas thermometer shows pressure reading of 50 cm and 90 cm of mercury at 00C{0^0}C and 1000C{100^0}C respectively. When the pressure reading is 60 cm of mercury, the temperature is

    A

    250C{25^0}C

    B

    400C{40^0}C

    C

    120C{12^0}C

    D

    12.50C{12.5^0}C

    Question Tags

    πŸ“š Subject:Physics
    πŸ“‘ Chapter:Thermal Properties Of Matter
    🎯Topic:Thermal Expansion Of Gases
    πŸŽ“ Ncert Level:Application
    🎯Difficulty :Medium
    ⚑ Time Required :2 mins
    πŸ”„Ncert Concepts :Constant Volume Gas Thermometer, Linear Relationship, Temperature Scale
    73.

    An amount of water of mass 20 g at 00C{0^0}C is mixed with 40 g of water 100C{10^0}C final temperature of the mixture

    A

    50C{5^0}C

    B

    00C{0^0}C

    C

    200C{20^0}C

    D

    6.660C{6.66^0}C

    Question Tags

    πŸ“š Subject:Physics
    πŸ“‘ Chapter:Thermal Properties Of Matter
    🎯Topic:Thermal Expansion Of Gases
    πŸŽ“ Ncert Level:Application
    🎯Difficulty :Medium
    ⚑ Time Required :2 mins
    πŸ”„Ncert Concepts :heat transfer, specific heat capacity, calorimetry
    74.

    The coefficient of real expansion of mercury is 0.18imes10βˆ’30Cβˆ’10.18 imes {10^{ - 3}}^0{C^{ - 1}}. If the density of mercury at 0C^0C is 13.6 g/cc, its density at 473 K will be

    A

    13.11 g/cc

    B

    13.65 g/cc

    C

    13.51 g/cc

    D

    13.22 g/cc

    Question Tags

    πŸ“š Subject:Physics
    πŸ“‘ Chapter:Thermal Properties Of Matter
    🎯Topic:Thermal Expansion Of Gases
    πŸŽ“ Ncert Level:Application
    🎯Difficulty :Medium
    ⚑ Time Required :3 mins
    πŸ”„Ncert Concepts :Thermal expansion, Density, Temperature conversion
    75.

    An amount of water of mass 20 g at 00C{0^0}C is mixed with 40 g of water 100C{10^0}C final temperature of the mixture

    A

    50C{5^0}C

    B

    00C{0^0}C

    C

    200C{20^0}C

    D

    6.660C{6.66^0}C

    Question Tags

    πŸ“š Subject:Physics
    πŸ“‘ Chapter:Thermal Properties Of Matter
    🎯Topic:Thermal Expansion Of Gases
    πŸŽ“ Ncert Level:Application
    🎯Difficulty :Medium
    ⚑ Time Required :2 mins
    πŸ”„Ncert Concepts :heat transfer, specific heat capacity, thermal equilibrium
    76.

    The coefficient of real expansion of mercury is 0.18imes10βˆ’30Cβˆ’10.18 imes {10^{ - 3}}^0{C^{ - 1}}. If the density of mercury at 0C^0C is 13.6 g/cc, its density at 473 K will be

    A

    13.11 g/cc

    B

    13.65 g/cc

    C

    13.51 g/cc

    D

    13.22 g/cc

    Question Tags

    πŸ“š Subject:Physics
    πŸ“‘ Chapter:Thermal Properties Of Matter
    🎯Topic:Thermal Expansion Of Gases
    πŸŽ“ Ncert Level:Application
    🎯Difficulty :Medium
    ⚑ Time Required :3 mins
    πŸ”„Ncert Concepts :Thermal expansion, Density, Temperature conversion
    77.

    When vapour condenses into liquid

    A

    It absorbs heat

    B

    It liberates heat

    C

    Its temperature increases

    D

    Its temperature decreases

    Question Tags

    πŸ“š Subject:Physics
    πŸ“‘ Chapter:Thermal Properties Of Matter
    🎯Topic:Thermal Expansion Of Gases
    πŸŽ“ Ncert Level:Understanding
    🎯Difficulty :Medium
    ⚑ Time Required :1 mins
    πŸ”„Ncert Concepts :Phase Change, Latent Heat, Thermodynamics
    78.

    1 g of steam at 1000C{100^0}C and equal mass of ice at 00C{0^0}C are mixed. The temperature of the mixture in steady state will be (latent heat of steam=540calgβ‘βˆ’1540ca{\lg ^{ - 1}}, latent heat of ice=80calgβ‘βˆ’180ca{\lg ^{ - 1}}

    A

    500C{50^0}C

    B

    1000C{100^0}C

    C

    670C{67^0}C

    D

    330C{33^0}C

    Question Tags

    πŸ“š Subject:Physics
    πŸ“‘ Chapter:Thermal Properties Of Matter
    🎯Topic:Thermal Expansion Of Gases
    πŸŽ“ Ncert Level:Application
    🎯Difficulty :Medium
    ⚑ Time Required :3 mins
    πŸ”„Ncert Concepts :Heat transfer, Latent heat, Specific heat capacity
    79.

    A β€…β€Šlitre\;litre of alcohol weighs

    A

    Less in winter than in summer

    B

    Less in summer than in winter

    C

    Same both in summer and winter

    D

    None of the above

    Question Tags

    πŸ“š Subject:Physics
    πŸ“‘ Chapter:Thermal Properties Of Matter
    🎯Topic:Thermal Expansion Of Gases
    πŸŽ“ Ncert Level:Understanding
    🎯Difficulty :Medium
    ⚑ Time Required :2 mins
    πŸ”„Ncert Concepts :Density, Temperature, Thermal Expansion
    80.

    At NTP water boils at 1000C{100^0}C. Deep down the mine, water will boil at a temperature

    A

    1000C{100^0}C

    B

    >1000C > {100^0}C

    C

    <1000C < {100^0}C

    D

    Will not boil at all

    Question Tags

    πŸ“š Subject:Physics
    πŸ“‘ Chapter:Thermal Properties Of Matter
    🎯Topic:Thermal Expansion Of Gases
    πŸŽ“ Ncert Level:Application
    🎯Difficulty :Medium
    ⚑ Time Required :2 mins
    πŸ”„Ncert Concepts :Boiling Point, Pressure

    Showing 71 to 80 of 244 entries

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