Chemical Process Calculation Questions and Answer

Terminology

Question 1
Marks : +2 | -2
Pass Ratio : 100%
A system that does not exchange heat with the surroundings during a process is
Adiabatic system
Isobaric system
Isochoric system
Isothermal system
Explanation:
A system that does not exchange heat with the surroundings during a process is Adiabatic system.
Question 2
Marks : +2 | -2
Pass Ratio : 100%
Heat is negative when transferred to the _____________
System
Surrounding
Boundary
None of the mentioned
Explanation:
Heat is negative when transferred to the surrounding .
Question 3
Marks : +2 | -2
Pass Ratio : 100%
A system in which the temperature is invariant during a process is
Adiabatic system
Isobaric system
Isochoric system
Isothermal system
Explanation:
A system in which the temperature is invariant during a process is an Isothermal system.
Question 4
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 5
Marks : +2 | -2
Pass Ratio : 100%
A system in which the volume is invariant during a process is
Adiabatic system
Isobaric system
Isochoric system
Isothermal system
Explanation:
A system in which the volume is invariant during a process is an Isochoric system.
Question 6
Marks : +2 | -2
Pass Ratio : 100%
Heat transfer is caused by
Pressure difference
Temperature difference
Volume difference
None of the mentioned
Explanation:
Heat transfer is caused by Temperature difference.
Question 7
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 8
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 9
Marks : +2 | -2
Pass Ratio : 100%
The following is not a type of equilibrium
Mechanical equilibrium
Thermal equilibrium
Chemical equilibrium
None of the mentioned
Explanation:
Mechanical, Chemical and Thermal all are the types of equilibrium.
Question 10
Marks : +2 | -2
Pass Ratio : 100%
A ___________ is any variable whose value depends on how the process takes place.
Path variable
State variable
Neither Path nor State variable
None of the mentioned
Explanation:
A Path variable is any variable whose value depends on how the process takes place.