11)

For a solid, law of equipartition of energy gives

Class 11 Physics

A)

C = 3R

B)

C = R

C)

C = 2R

D)

None

12)

No process is possible whose sole result is the absorption of heat from a reservoir and complete conversion of heat into work, this is the statement of

Class 11 Physics

A)

Kelvin Planck statement

B)

First law of thermodynamics

C)

Zeroth law of thermodynamics

D)

Clausius statement

13)

No process is possible whose sole result is the transfer of heat from a colder object to a hotter object, this is the statement of

Class 11 Physics

A)

Kelvin Planck statement

B)

First law of thermodynamics

C)

Zeroth law of thermodynamics

D)

Clausius statement

14)

The heat is added to system when

Class 11 Physics

A)

Q = 0

B)

Q > 0

C)

Q < 0

D)

None

15)

The heat is removed to the system when

Class 11 Physics

A)

Q = 0

B)

Q > 0

C)

Q < 0

D)

None

16)

The work is done by the system when

Class 11 Physics

A)

W > 0

B)

W = 0

C)

W < 0

D)

None

17)

The work is done on the system when

Class 11 Physics

A)

W = 0

B)

W < 0

C)

W > 0

D)

None

18)

The SI unit of coefficient of volume expansion is

Class 11 Physics

A)

K m3

B)

K-1

C)

K

D)

K / m3

19)

The dimensions of coefficient of volume expansion is

Class 11 Physics

A)

[ K-1]

B)

[ M L-1]

C)

[M L T]

D)

[K ]

20)

The heat supplied to the system is measured in

Class 11 Physics

A)

Watt

B)

N

C)

J

D)

N/s