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Chemical Process Calculation Questions and Answer
Chemical Process Calculation Questions and Answer
Work
Question 1
Marks :
+2
|
-2
Pass Ratio :
100%
_______________ work that occurs because of a ________ force that moves the boundary of a system.
Mechanical, Mechanical
Electrical, Electrical
Shaft, Shaft
Flow, Flow
Explanation:
Mechanical work that occurs because of a Mechanical force that moves the boundary of a system.
Question 2
Marks :
+2
|
-2
Pass Ratio :
100%
Work is negative when ________ performs a work on the ____________________
System, Surrounding
Surrounding, System
System, System
Surrounding, Surrounding
Explanation:
Work is negative when System performs a work on the surrounding.
Question 3
Marks :
+2
|
-2
Pass Ratio :
100%
If electric work is done inside the system because of an applied voltage from outside the system, work done is ______________
Positive
Negative
Zero
None of the mentioned
Explanation:
This time work is done on the system.
Question 4
Marks :
+2
|
-2
Pass Ratio :
100%
Work ______ be stored.
Can
Can not
always can
None of the mentioned
Explanation:
Work cannot be stored.
Question 5
Marks :
+2
|
-2
Pass Ratio :
100%
Which one is not a type of work?
Mechanical work
Electrical work
Shaft work
All of the mentioned
Explanation:
Mechanical, Electrical and Shaft are kind of work.
Question 6
Marks :
+2
|
-2
Pass Ratio :
100%
When surrounding perform a work on the system, work is
Positive
Negative
Zero
None of the mentioned
Explanation:
When surrounding perform a work on the system, work is Positive.
Question 7
Marks :
+2
|
-2
Pass Ratio :
100%
_____________ is the form of energy that represents a transfer of energy between the system and surrounding.
Potential energy
Kinetic energy
Work
None of the mentioned
Explanation:
Work is the form of energy that represents a transfer of energy between the and surrounding.
Question 8
Marks :
+2
|
-2
Pass Ratio :
100%
If a system generates electric current and the current is passed through a resistance outside the system. The work done is
Positive
Negative
Zero
None of the mentioned
Explanation:
Work is done on the surrounding.
Question 9
Marks :
+2
|
-2
Pass Ratio :
100%
_________ occurs when an electric current passes through an electric resistance in the circuit.
Mechanical work
Electrical work
Shaft work
Flow work
Explanation:
Electrical work occurs when an electric current passes through an electric resistance in the circuit.
Question 10
Marks :
+2
|
-2
Pass Ratio :
100%
Work is a ______________ variable.
Path
State
Neither Path nor State
None of the mentioned
Explanation:
Work is a Path variable.
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