Chemical Process Calculation Questions and Answer

Terminology

Question 1
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 2
Marks : +2 | -2
Pass Ratio : 100%
Boundary may be
Real
Imaginary
Rigid
All of the mentioned
Explanation:
Boundary may be Real, imaginary, rigid.
Question 3
Marks : +2 | -2
Pass Ratio : 100%
A system that does not interchange mass with the surrounding is a _____________
Open System
Closed System
Bounded System
None of the mentioned
Explanation:
A system that does not interchange mass with the surrounding is a Closed System.
Question 4
Marks : +2 | -2
Pass Ratio : 100%
A property that does not dependent on amount of material present in the system is
Extensive property
Intensive property
Neither Intensive nor Extensive
None of the mentioned
Explanation:
A property that does not dependent on amount of material present in the system is Intensive property.
Question 5
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 6
Marks : +2 | -2
Pass Ratio : 100%
Which one is an example of a property?
Pressure
Temperature
Volume
All of the mentioned
Explanation:
Temperature, Pressure and Volume. are the observable characteristic of a system.
Question 7
Marks : +2 | -2
Pass Ratio : 100%
Heat is ___________ when transferred to a system.
Positive
Negative
Zero
None of the mentioned
Explanation:
Heat is Positive when transferred to a system.
Question 8
Marks : +2 | -2
Pass Ratio : 100%
Density of a material is an
Extensive property
Intensive property
Neither Intensive nor Extensive
None of the mentioned
Explanation:
Density of a material doesn`t depend on the mass. It is equal for each amount of a specific material.
Question 9
Marks : +2 | -2
Pass Ratio : 100%
Observable characteristic of a system is called
Phase
Property
State
None of the mentioned
Explanation:
Observable characteristic of a system is called Property.
Question 10
Marks : +2 | -2
Pass Ratio : 100%
Adiabatic system is a perfectly insulated system. The statement is
True
False
Applicable for some systems
None of the mentioned
Explanation:
Adiabatic system is a perfectly insulated system.