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Reversible Process - Thermodynamics MCQ Questions

Reversible Process MCQs : Here you will find MCQ Questions related to "Reversible Process" in Thermodynamics. These Reversible Process MCQ Questions Will help you to improve your Thermodynamics knowledge and will prepare you for various Examinations like Competitive Exams, Placements, Interviews and other Entrance Exmaniations




Question 1

In how many ways, Thermodynamic processes can be carried out?

A. 2
B. 3
C. 4
D. 5

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Question 2

Which means the reaction operates continuously at quasiequilibrium?

A. Irreversibility
B. Reversibility
C. Both A and B
D. None of the above

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Question 3

Which process can be described as a thermodynamic process that departs from equilibrium?

A. reversible
B. irreversible
C. Both A and B
D. None of the above

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Question 4

19 mm thick fibre panels with thermal conductivity of 0.12 W/m.K are used for false ceiling of an AC room. If the floor area of the room is 17.65 m^2 and the temperature difference across the fibre panel is 15°C, calculate the heat transfer rate.

A. 4.672 kW
B. 3.672 kW
C. 2.672 kW
D. 1.672 kW

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Question 5

In an irreversible process, finite changes are made; therefore the system is not at equilibrium throughout the process.

A. TRUE
B. FALSE
C. Can be true or false
D. Can not say

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Question 6

Air (an ideal gas) at 227°C and 500 kPa is allowed to expand to a pressure of 100 kPa in an ideal throttling process. What will be the final temperature of the expanded air?

A. 230°C
B. 300°C
C. 227°C
D. 327°C

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Question 7

A piston/cylinder contains air at 400 K, 100 kPa which is compressed to a final pressure of 1000 kPa. Consider the process to be a reversible isothermal process. Find the specific work.

A.  −564 kJ/kg
B. −364 kJ/kg
C. −464 kJ/kg
D. −264 kJ/kg

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Question 8

A cylinder/piston contains 1kg methane gas at 100 kPa, 20°C. The gas is compressed reversibly to a pressure of 800 kPa. Calculate the work required if the process is adiabatic.

A. -112.0 kJ
B. -212.0 kJ
C. -312.0 kJ
D. -412.0 kJ

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Question 9

Reversible processes are always quasistatic, but the converse is not always true

A. TRUE
B. FALSE
C. Can be true or false
D. Can not say

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Question 10

A piston cylinder has R-134a at 100 kPa, –20°C which is compressed to 500 kPa in a reversible adiabatic process. Find the specific work.

A. -21.63 kJ/kg
B. -31.63 kJ/kg
C. -11.63 kJ/kg
D. -41.63 kJ/kg

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