Chemical Process Calculation Questions and Answer

Terminology

Question 1
Marks : +2 | -2
Pass Ratio : 100%
If the accumulation in a system is zero, the state of the system is
Transition state
Steady state
Unsteady state
None of the mentioned
Explanation:
If the accumulation in a system is zero, the state of the system is Steady state.
Question 2
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 3
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 4
Marks : +2 | -2
Pass Ratio : 100%
A boundary may be movable. The statement is
True
False
Imaginary
None of the mentioned
Explanation:
A boundary may be movable and rigid as well.
Question 5
Marks : +2 | -2
Pass Ratio : 100%
Any variable whose value depends only on the state of the system is called
Path variable
State variable
Neither Path nor State variable
None of the mentioned
Explanation:
A State variable is any variable whose value depends only on the state, not on the previous history.
Question 6
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 7
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 8
Marks : +2 | -2
Pass Ratio : 100%
The properties of a system remain invariant under a balance of potential, is
Equilibrium
Phase transition
Transient phase
None of the mentioned
Explanation:
The properties of a system remain invariant under a balance of potential, is Equilibrium.
Question 9
Marks : +2 | -2
Pass Ratio : 100%
The quantity of matter or region of space chosen for study is called
Boundary
Surrounding
System
None of the mentioned
Explanation:
The quantity of matter or region of space chosen for study is called System.
Question 10
Marks : +2 | -2
Pass Ratio : 100%
A system that is open to interchange of mass with the surrounding is called
Open System
Closed System
Bounded System
None of the mentioned
Explanation:
A system that is open to interchange of mass with the surrounding is called Open System.