Refer to the Block Flow Diagram in Figure 1 and stream data in Table 1.
Identify a suitable equipment for unit A.
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Quiz
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Engineering
•
9th - 12th Grade
•
Medium
Oh Ye
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12 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Refer to the Block Flow Diagram in Figure 1 and stream data in Table 1.
Identify a suitable equipment for unit A.
Heater
Pump
Evaporator
Condenser
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Refer to the Block Flow Diagram in Figure 1 and stream data in Table 1.
Identify a suitable equipment for unit B.
Heater
Pump
Evaporator
Condenser
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Refer to the Block Flow Diagram in Figure 1 and stream data in Table 1.
Identify a suitable equipment for unit C.
Heater
Pump
Evaporator
Condenser
4.
MULTIPLE SELECT QUESTION
3 mins • 1 pt
The surrounding air temperature is about 25oC, hence there will be heat transfer along the pipeline from unit A to unit B.
Which of the following statement(s) is/are CORRECT?
To minimise heat transfer along pipeline, an insulation layer must be added.
Heat energy is transferred from stream 2 to the environment.
Heat energy is transferred from the environment to stream 2.
To minimise heat transfer along pipeline, increase the length of pipeline.
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
The rate of heat transfer from solution to surrounding air is governed by the following expression:
Q = UAΔT
Q: rate of heat transfer (W)
A: heat transfer area (m2)
ΔT: temperature difference between hot and cold fluid (K)
U: overall heat transfer coefficient
Which one of the following correctly represents the SI unit of U?
[U] =[m2][W][K]
[U] =[W]/[m2][K]
[U] =[K]/[m2][W]
[U] =[m2]/[W][K]
6.
FILL IN THE BLANK QUESTION
3 mins • 2 pts
Refer to information provided in table 1, calculate the mass flowrate of stream 4 in kg/s.
Leave your answer in 3 d.p.
(Clue: All of the glycerol in stream 3 goes to stream 4)
7.
FILL IN THE BLANK QUESTION
3 mins • 2 pts
Refer to information provided in Table 1 and Figure 1,
calculate the OVERALL mass flowrate of stream 5 in kg/s.
Leave your answer in 3 d.p.
(Clue: Recall your concepts on mass balance)
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