Inkit

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Lalit Singh

Asked: February 8, 2021In: Class-11-Physics

A gas is filled in a container at pressure Po. If the mass of molecules is halved and their rms speed is doubled. The resultant pressure would be

NCERT Solutions for Class 11 Science Properties of matter 9 Important Board Questions Kinetic theory of gases NCERT Books for Session 2022-2023 CBSE Board and UP Board M.C.Q

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Lahiri

Asked: February 7, 2021In: Class-11-Physics

The door of a running refrigerator inside a room is left open. The correct statement out of the following ones is

NCERT Solutions for Class 11 Science Properties of matter 8 Important Board Questions Thermodynamics NCERT Books for Session 2022-2023 CBSE Board and UP Board M.C.Q

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Lahiri

Asked: February 7, 2021In: Class-11-Physics

A Carnot engine, having an efficiency of η = 1/10 as heat engine is used as a refrigerator. If the work done on the system is 10J the amount of energy absorbed from the reservoir at lower temperature is

NCERT Solutions for Class 11 Science Properties of matter 8 Important Board Questions Thermodynamics NCERT Books for Session 2022-2023 CBSE Board and UP Board M.C.Q

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Lahiri

Asked: February 7, 2021In: Class-11-Physics

The efficiency of engine is η₁ at T₁ = 200°C and T1 = 0°C and η₂ at T1= 0°C and T₂ –200 K. Find the ratio of 1

NCERT Solutions for Class 11 Science Properties of matter 8 Important Board Questions Thermodynamics NCERT Books for Session 2022-2023 CBSE Board and UP Board M.C.Q

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Lahiri

Asked: February 7, 2021In: Class-11-Physics

A body at a temperature of 728°C and having surface area 5 cm2, radiates 300 J of energy each minute. The emissivity is [Given Boltzmann constant : =5.67×10–8 Wm–2 K–4]

NCERT Solutions for Class 11 Science Properties of matter 8 Important Board Questions Thermodynamics NCERT Books for Session 2022-2023 CBSE Board and UP Board M.C.Q

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Lahiri

Asked: February 7, 2021In: Class-11-Physics

During an adiabatic process, the increase of a gas is found to be proportional to the cube of its temperature. The ratio of Cp/Cv for the gas is

NCERT Solutions for Class 11 Science Properties of matter 8 Important Board Questions Thermodynamics NCERT Books for Session 2022-2023 CBSE Board and UP Board M.C.Q

Poll

Lahiri

Asked: February 7, 2021In: Class-11-Physics

The work of 146 KJ is performed in order to compress one kilomole of a gas adiabatically, and in this process, the temperature of the gas increase by 7°C. The gas is

NCERT Solutions for Class 11 Science Properties of matter 8 Important Board Questions Thermodynamics NCERT Books for Session 2022-2023 CBSE Board and UP Board M.C.Q

Poll

Lahiri

Asked: February 7, 2021In: Class-11-Physics

At 27°C two moles of an ideal mono-atomic gas occupy a volume V. The gas expands adiabatically to a volume 2V. The final temperature of the gas is [Takey=5/3]

NCERT Solutions for Class 11 Science Properties of matter 8 Important Board Questions Thermodynamics NCERT Books for Session 2022-2023 CBSE Board and UP Board M.C.Q

Poll

Lahiri

Asked: February 7, 2021In: Class-11-Physics

Consider two containers A and B containing identical gases at the same pressure, volume and temperature. The gas in container A is compressed to half of its original volume isothermally while the gas in container B is compressed to half of its original value adiabatically. The ratio of final pressure of gas in B that of gas in A is

NCERT Solutions for Class 11 Science Properties of matter 8 Important Board Questions Thermodynamics NCERT Books for Session 2022-2023 CBSE Board and UP Board M.C.Q

Poll

Lajni

Asked: February 7, 2021In: Class-11-Physics

The maximum load a wire can withstand without breaking, when its length is reduced to half of its original length, will

NCERT Solutions for Class 11 Science Properties of matter 7 Important Board Questions properties of matter NCERT Books for Session 2022-2023 CBSE Board and UP Board M.C.Q

Inkit

A gas is filled in a container at pressure Po. If the mass of molecules is halved and their rms speed is doubled. The resultant pressure would be

The door of a running refrigerator inside a room is left open. The correct statement out of the following ones is

A Carnot engine, having an efficiency of η = 1/10 as heat engine is used as a refrigerator. If the work done on the system is 10J the amount of energy absorbed from the reservoir at lower temperature is

The efficiency of engine is η₁ at T₁ = 200°C and T1 = 0°C and η₂ at T1= 0°C and T₂ –200 K. Find the ratio of 1

A body at a temperature of 728°C and having surface area 5 cm2, radiates 300 J of energy each minute. The emissivity is [Given Boltzmann constant : =5.67×10–8 Wm–2 K–4]

During an adiabatic process, the increase of a gas is found to be proportional to the cube of its temperature. The ratio of Cp/Cv for the gas is

The work of 146 KJ is performed in order to compress one kilomole of a gas adiabatically, and in this process, the temperature of the gas increase by 7°C. The gas is

At 27°C two moles of an ideal mono-atomic gas occupy a volume V. The gas expands adiabatically to a volume 2V. The final temperature of the gas is [Takey=5/3]

The maximum load a wire can withstand without breaking, when its length is reduced to half of its original length, will

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