11)

The molar specific heat at constant volume for diatomic gas molecule is given by

Class 11 Physics

A)

5/2R

B)

2/3R

C)

5/3R

D)

7/2R

12)

The molar specific heat at constant pressure for diatomic gas molecule is given by

Class 11 Physics

A)

3/2R

B)

7/2R

C)

5/2R

D)

1/2R

13)

The diatomic molecule is treated as

Class 11 Physics

A)

Both a and b

B)

Rigid rotator

C)

Harmonic oscillator

D)

None

14)

If the diatomic molecule is not rigid but has in addition a vibrational mode then it’s total internal energy is given by

Class 11 Physics

A)

3/2RT

B)

7/2RT

C)

5/2RT

D)

RT

15)

If diatomic molecule is not rigid but has in addition a vibrational mode then specific heat at constant volume is given by

Class 11 Physics

A)

7/2R

B)

5/2R

C)

7/5R

D)

3/2R

16)

The specific heat capacity of solids is given by

Class 11 Physics

A)

5R

B)

2R

C)

3R

D)

R

17)

Specific heat capacity of water is given by

Class 11 Physics

A)

9

B)

9R

C)

8R

D)

R

18)

The average distance a molecule can travel without colliding is called as

Class 11 Physics

A)

Mean distance

B)

Mean free path

C)

Free path

D)

Average distance

19)

The gas which satisfies the equation PV = nRTat all pressure and temperature is called as

Class 11 Physics

A)

Hydrogen gas

B)

Ideal gas

C)

Neon gas

D)

None

20)

At constant temperature, pressure is inversely proportional to volume is called as

Class 11 Physics

A)

Zeroth law of thermodynamics

B)

Boyle’s law

C)

Charle’s law

D)

First law of thermodynamics