Question 1

Work done on a system is taken to be

Accepted Answer

A) positive 
B) negative 
C) zero 
D) varies according to situation 
A) positive 
B) negative 
C) zero 
D) varies according to situation B

Question 2

Constant pressure process is also known as

Accepted Answer

A) isopiestic process 
B) isobaric process 
C) all of the mentioned 
D) none of the mentioned 
A) isopiestic process 
B) isobaric process 
C) all of the mentioned 
D) none of the mentioned C

Question 3

Work done in a quasi-static process

Accepted Answer

A) depends on the path followed 
B) independent of the path followed 
C) depends only on the initial and final states 
D) none of the mentioned 
A) depends on the path followed 
B) independent of the path followed 
C) depends only on the initial and final states 
D) none of the mentioned A

Question 4

In the equation dV=(1/p)dW, (1/p) is known as

Accepted Answer

A) volume factor 
B) pressure factor 
C) differential factor 
D) integration factor 
A) volume factor 
B) pressure factor 
C) differential factor 
D) integration factor

Question 5

The external irreversibility occurs at the system boundary.

Accepted Answer

A) True 
 B)False

Question 6

In which of the following state does water exist?

Accepted Answer

A) saturated solid state 
B) saturated liquid state 
C) saturated vapour state 
D) all of the mentioned 
A) saturated solid state 
B) saturated liquid state 
C) saturated vapour state 
D) all of the mentioned

Question 7

Internal irreversibility is caused by

Accepted Answer

A) internal dissipative effects 
B) friction, turbulence 
C) electrical resistance, magnetic hysteresis 
D) all of the mentioned 
A) internal dissipative effects 
B) friction, turbulence 
C) electrical resistance, magnetic hysteresis 
D) all of the mentioned

Question 8

The magnitude of mechanical work is the

Accepted Answer

A) product of the force and distance travelled perpendicular to the force 
B) product of the force and distance travelled parallel to the force 
C) sum of the force and distance travelled perpendicular to the force 
D) sum of the force and distance travelled parallel to the force 
A) product of the force and distance travelled perpendicular to the force 
B) product of the force and distance travelled parallel to the force 
C) sum of the force and distance travelled perpendicular to the force 
D) sum of the force and distance travelled parallel to the force

Question 9

At a pressure below the triple point line,

Accepted Answer

A) the substance cannot exist in the liquid phase 
B) the substance when heated transforms from solid to vapour 
C) both of the mentioned 
D) none of the mentioned 
A) the substance cannot exist in the liquid phase 
B) the substance when heated transforms from solid to vapour 
C) both of the mentioned 
D) none of the mentioned

Question 10

Which of the following can be a cause of irreversibility?

Accepted Answer

A) friction, viscosity 
B) inelasticity 
C) electrical resistance, magnetic hysteresis 
D) all of the mentioned 
A) friction, viscosity 
B) inelasticity 
C) electrical resistance, magnetic hysteresis 
D) all of the mentioned

Question 11

Which of the following is irreversible?

Accepted Answer

A) stirring work 
B) friction work in moving devices 
C) current flowing through a wire 
D) all of the mentioned 
A) stirring work 
B) friction work in moving devices 
C) current flowing through a wire 
D) all of the mentioned

Question 12

The continual motion of a movable device in the complete absence of friction is known as

Accepted Answer

A) pmm2 
B) pmm3 
C) pmm1 
D) pmm0 
A) pmm2 
B) pmm3 
C) pmm1 
D) pmm0

Question 13

Work is a

Accepted Answer

A) point function 
B) path function 
C) depends on the state 
D) none of the mentioned 
A) point function 
B) path function 
C) depends on the state 
D) none of the mentioned

Question 14

Thermodynamic properties are

Accepted Answer

A) point function 
B) path function 
C) depends on the state 
D) none of the mentioned 
A) point function 
B) path function 
C) depends on the state 
D) none of the mentioned

Question 15

All actual heat transfer processes are

Accepted Answer

A) irreversible 
B) take place through a finite temperature difference 
C) both of the mentioned 
D) none of the mentioned 
A) irreversible 
B) take place through a finite temperature difference 
C) both of the mentioned 
D) none of the mentioned

Question 16

A saturation state is a state from which a change of phase may occur

Accepted Answer

A) without a change of pressure or temperature 
B) with a change of pressure or temperature 
C) both of the mentioned 
D) none of the mentioned 
A) without a change of pressure or temperature 
B) with a change of pressure or temperature 
C) both of the mentioned 
D) none of the mentioned

Question 17

A process will be reversible if it has

Accepted Answer

A) no dissipative effects 
B) dissipative effects 
C) depends on the given conditions 
D) none of the mentioned 
A) no dissipative effects 
B) dissipative effects 
C) depends on the given conditions 
D) none of the mentioned

Question 18

Free expansion is irreversible.

Accepted Answer

A) True 
 B)False

Question 19

Which of the following is true?

Accepted Answer

A) mechanical irreversibility is due to finite pressure gradient 
B) thermal irreversibility is due to finite temperature gradient 
C) chemical irreversibility is due to finite concentration gradient 
D) all of the mentioned 
A) mechanical irreversibility is due to finite pressure gradient 
B) thermal irreversibility is due to finite temperature gradient 
C) chemical irreversibility is due to finite concentration gradient 
D) all of the mentioned

Question 20

Irreversibility can be distinguished in how many types?

Accepted Answer

A) 0 
B) 1 
C) 2 
D) 3 
A) 0 
B) 1 
C) 2 
D) 3

Work done on a system is taken to be

Constant pressure process is also known as

Work done in a quasi-static process

In the equation dV=(1/p)dW, (1/p) is known as

The external irreversibility occurs at the system boundary.

In which of the following state does water exist?

Internal irreversibility is caused by

The magnitude of mechanical work is the

At a pressure below the triple point line,

Which of the following can be a cause of irreversibility?

Which of the following is irreversible?

The continual motion of a movable device in the complete absence of friction is known as

Work is a

Thermodynamic properties are

All actual heat transfer processes are

A saturation state is a state from which a change of phase may occur

A process will be reversible if it has

Free expansion is irreversible.

Which of the following is true?

Irreversibility can be distinguished in how many types?

Thermodynamics and Properties of Systems

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Gas Laws and Thermodynamics

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Steam Power Plant and Rankine Cycle

Thermodynamics and Rankine Cycle

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Thermodynamics and Heat Transfer

Thermodynamics and Entropy Principles

Thermodynamics and Properties of Substances

Rankine Cycle and Properties of Steam

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Thermodynamics and Gas Mixtures: Equations, Properties, and Applications

Thermodynamics and Temperature Scales

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Exam 11: Concepts of Heat Transfer, Irreversibility, and Thermodynamic Properties

Work done on a system is taken to be

Constant pressure process is also known as

Work done in a quasi-static process

In the equation dV=(1/p)dW, (1/p) is known as

The external irreversibility occurs at the system boundary.

In which of the following state does water exist?

Internal irreversibility is caused by

The magnitude of mechanical work is the

At a pressure below the triple point line,

Which of the following can be a cause of irreversibility?

Which of the following is irreversible?

The continual motion of a movable device in the complete absence of friction is known as

Work is a

Thermodynamic properties are

All actual heat transfer processes are

A saturation state is a state from which a change of phase may occur

A process will be reversible if it has

Free expansion is irreversible.

Which of the following is true?

Irreversibility can be distinguished in how many types?

Thermodynamics and Properties of Systems

Thermodynamics: Concepts and Laws

Thermodynamics and Entropy

Thermodynamics Laws, Processes, and Efficiency

Gas Laws and Thermodynamics

Thermodynamics and Gas Laws

Thermodynamics

Steam Power Plant and Rankine Cycle

Thermodynamics and Rankine Cycle

Energy and Thermodynamics

Thermodynamics and Heat Transfer

Thermodynamics and Entropy Principles

Thermodynamics and Properties of Substances

Rankine Cycle and Properties of Steam

Gas Laws and Properties

Thermodynamics and Gas Mixtures: Equations, Properties, and Applications

Thermodynamics and Temperature Scales

Thermodynamics and the Second Law: Efficiency, Entropy, and Exergy

Thermodynamics and Gas Properties

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