Chemical Engineering

Ideal Reversible Processes

Question 1
Marks : +2 | -2
Pass Ratio : 100%
How long would it take for an irreversible process to complete?
Instant
Finite
Infinite
Cannot say
Explanation:
It takes a finite time for an irreversible process to complete.
Question 2
Marks : +2 | -2
Pass Ratio : 100%
How long would it take for a reversible process to complete?
Instant
Infinite
Depends on the process
None of the mentioned
Explanation:
It takes infinite time for a reversible process to complete.
Question 3
Marks : +2 | -2
Pass Ratio : 100%
Which of the following a reversible process will involve?
Dissipative effects
Friction
Equilibrium transfer of energy
None of the mentioned
Explanation:
Reversible process involves equilibrium transfer of energy.
Question 4
Marks : +2 | -2
Pass Ratio : 100%
Mixing of dissimilar substances is an example of which process?
Reversible
Irreversible
Cannot say
None of the mentioned
Explanation:
Mixing of dissimilar substances is an irreversible process.
Question 5
Marks : +2 | -2
Pass Ratio : 100%
Free expansion of gas with frictionless piston is an example which process?
Reversible
Irreversible
Cannot say
None of the mentioned
Explanation:
Free expansion of gas is reversible process.
Question 6
Marks : +2 | -2
Pass Ratio : 100%
Change in phase is an example of which process?
Reversible
Irreversible
Cannot say
None of the mentioned
Explanation:
Change in phase is an irreversible process.
Question 7
Marks : +2 | -2
Pass Ratio : 100%
Which of the following does both of the reversible and irreversible processes involve?
Increase molecular disorder
Dissipative effects
Friction
All of the mentioned
Explanation:
Both reversible and irreversible processes increases molecular disorder.
Question 8
Marks : +2 | -2
Pass Ratio : 100%
Fluid flow through pipe is an example of which process?
Reversible
Irreversible
Cannot say
None of the mentioned
Explanation:
Fluid flow through pipe is an irreversible process.
Question 9
Marks : +2 | -2
Pass Ratio : 100%
Free expansion of gas against piston having friction is an example of which process?
Reversible
Irreversible
Cannot say
None of the mentioned
Explanation:
Free expansion of gas against piston having friction is irreversible process.
Question 10
Marks : +2 | -2
Pass Ratio : 100%
Reversible process can be reversed by differential change in which of the following?
Temperature
Pressure
Volume
All of the mentioned
Explanation:
Differential change in driving potential (dP, dV, dT, etc) can reverse a reversible process.