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Question 1 of 15

1. Question
What type of heat exchanger consists of a set of tubes in a container called a shell?
- Plate.
- Shell and tube.
- Spiral.
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Question 2 of 15

2. Question
Why are tubes rolled and press-fitted, or welded, into a tube sheet?
- To provide a leak tight seal.
- To allow for thermal expansion.
- To prevent corrosion of the tubes.
- To reduce manufacturing costs.
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Question 3 of 15

3. Question
What is the ‘shell side’ fluid?
- The fluid flowing inside the tubes.
- The fluid flowing outside of the tubes.
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Question 4 of 15

4. Question
What does a plate type heat exchanger consist of?
- A set of tubes in a container called a shell.
- A set of plates in a container called a shell.
- A set of plates separating hot and cold flowing mediums.
- A set of plates separating one flowing medium and one solid substance.
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Question 5 of 15

5. Question
What components are used to force a flowing fluid to pass over a shell and tube heat exchanger’s tubes multiple times?
- Baffles.
- Tube sheets.
- Shells.
- End plates.
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Question 6 of 15

6. Question
When both the tube side fluid and the shell side

fluid flow in the same direction, this is referred to as…
- Counter flow.
- Cross flow.
- Parallel flow.
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Question 7 of 15

7. Question
Which heat exchanger design is the most efficient?
- Plate.
- Shell and tube.
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Question 8 of 15

8. Question
When does counter flow (contra flow) exist?
- When both the tube side fluid and the shell side fluid flow in the same direction.
- When one fluid shell or tube side flows perpendicular to the second fluid.
- When the shell and tube side fluids flow in opposite directions.
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Question 9 of 15

9. Question
Which heat exchanger flow type is the most efficient?
- Counter flow.
- Cross flow.
- Parallel flow.
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Question 10 of 15

10. Question
When a heat exchanger’s fluids pass each other more than once,

a heat exchanger is called a multi-pass heat exchanger.
- True.
- False.
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Question 11 of 15

11. Question
When a system’s fluid is cooled by a fluid from a separate system, and the heat removed is not returned to
the system, this system is referred to as…
- Non-regenerative.
- Regenerative.
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Question 12 of 15

12. Question
Which of the listed options is a major steam system component in many power generation facilities?
- Jet pump.
- Condenser.
- Evaporator.
- Hydro turbine.
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Question 13 of 15

13. Question
A refrigeration system requires a condenser and evaporator.
- True
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Question 14 of 15

14. Question
The higher-pressure fluid within a shell and tube heat exchanger is usually contained by the tubes, not the
shell.
- True.
- False.
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Question 15 of 15

15. Question
Where is the hotwell located?
- At the bottom of the condenser.
- At the top of the condenser.
- On the left side of the condenser.
- Within the boiler.
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