Which law states that effect of pressure is same for all portion

1. Pascal’s law

2. Gay-lussac’s law

3. Dalton’s law

4. None of these

Concept Questions :-

Ideal gas
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The equation for an ideal gas is PV = RT, where V represents the volume of

1. 1 gm gas

2. Any mass of the gas

3. One gm mol gas

4. One litre gas

Concept Questions :-

Ideal gas
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:

Under which of the following conditions is the law PV = RT obeyed most closely by a real gas

1. High pressure and high temperature

2. Low pressure and low temperature

3. Low pressure and high temperature

4. High pressure and low temperature

Concept Questions :-

Ideal gas
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:

The gas equation $\frac{\mathrm{PV}}{\mathrm{T}}=$ constant is true for a constant mass of an ideal gas undergoing

1. Isothermal change

3. Isobaric change

4. Any type of change

Concept Questions :-

Ideal gas
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:

That gas cannot be liquified :

1. Which obeys Vander Waal's equation

2. Which obeys gas equation at every temperature and pressure

3. The molecules of which are having potential energy

4. Which is a inert gas

Concept Questions :-

Ideal gas
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At STP the mass of one litre of air is 1.293 gm. The value of the specific gas constant will be :

1. 0.29 J/K-gm

2. 4.2 J/K-gm

3. 8.3 J/K-gm

3. 16.5 J/K-gm

Concept Questions :-

Specific heat
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The pressure P, volume V and temperature T of gas in the jar A and the other gas in the jar B at pressure 2P, volume V/4 and temperature 2T, then the ratio of the number of molecules in the jar A and B will be :

1.  1 : 1

2.  1 : 2

3.  2 : 1

4.  4 : 1

Concept Questions :-

Ideal gas
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Difficulty Level:

A balloon contains  of helium at 27°C and 1 atmosphere pressure. The volume of the helium at – 3°C temperature and 0.5 atmosphere pressure will be :

1.

2.

3.

4.

Concept Questions :-

Ideal gas
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A vessel contains 1 mole of ${\mathrm{O}}_{2}$ gas (molar mass 32) at a temperature T. The pressure of the gas is P. An identical vessel containing one mole of He gas (molar mass 4) at temperature 2T has a pressure of

1. P/8

2. P

3. 2P

4. 8P

Concept Questions :-

Ideal gas
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Difficulty Level:

A given mass of a gas is allowed to expand freely until its volume becomes double. If ${\mathrm{C}}_{\mathrm{b}}$ and ${\mathrm{C}}_{\mathrm{a}}$ are the velocities of sound in this gas before and after expansion respectively, then ${\mathrm{C}}_{\mathrm{a}}$ is equal to :

1. $2{\mathrm{C}}_{\mathrm{b}}$

2. $\sqrt{2}{\mathrm{C}}_{\mathrm{b}}$

3. ${\mathrm{C}}_{\mathrm{b}}$

4. $\frac{1}{\sqrt{2}}{\mathrm{C}}_{\mathrm{b}}$

Concept Questions :-

Ideal gas