Chemical Process Calculation Questions and Answer

Terminology

Question 1
Marks : +2 | -2
Pass Ratio : 100%
Volume of a system is
Intensive property
Extensive property
Neither intensive nor Extensive
None of the mentioned
Explanation:
Volume of a system depends on the amount of it present in the system.
Question 2
Marks : +2 | -2
Pass Ratio : 100%
For an adiabatic system, two statements are given as following
Only I is correct
Only II is correct
Both I & II are correct
Neither I nor II correct
Explanation:
Both I and II are the properties of an Adiabatic system.
Question 3
Marks : +2 | -2
Pass Ratio : 100%
A non-flow system is also known as
Open System
Closed System
Bounded System
None of the mentioned
Explanation:
A non-flow system is also known as Closed system.
Question 4
Marks : +2 | -2
Pass Ratio : 100%
A process in which no heat transfer takes place (Q=0) is
Isobaric process
Adiabatic process
Isothermal process
None of the mentioned
Explanation:
A process in which no heat transfer takes place (Q=0) is an Adiabatic process.
Question 5
Marks : +2 | -2
Pass Ratio : 100%
Which one is a state variable ?
Internal Energy
Enthalpy
Entropy
All of the mentioned
Explanation:
All a, b, c are state variables as these are only depended only on the state, not on the history.
Question 6
Marks : +2 | -2
Pass Ratio : 100%
Which one is not a path variable?
Work
Heat
Internal Energy
None of the mentioned
Explanation:
Internal energy does not depend on the path.
Question 7
Marks : +2 | -2
Pass Ratio : 100%
A property is dependent on mass of the material is
Extensive property
Intensive property
Neither Intensive nor Extensive
None of the mentioned
Explanation:
A property is dependent on mass of the material is Extensive property.
Question 8
Marks : +2 | -2
Pass Ratio : 100%
The properties of a system are invariant in a state, called
Transition state
Steady state
Unsteady state
None of the mentioned
Explanation:
The properties of a system are invariant in a state, that is called Steady state.
Question 9
Marks : +2 | -2
Pass Ratio : 100%
Boundary may be
Real
Imaginary
Rigid
All of the mentioned
Explanation:
Boundary may be Real, imaginary, rigid.
Question 10
Marks : +2 | -2
Pass Ratio : 100%
Everything outside a system boundary is
Surrounding
Boundary line
Open system
Closed system
Explanation:
Everything outside a system boundary is Surrounding.