LESSON 3
PRACTICE EXERCISE
The following items will test your knowledge of the material covered in this lesson. There is only one correct
answer for each item. When you complete the exercise, check your answers with the appropriate answer key at
the end of this subcourse. If you answer any items incorrectly, go back to the part of the lesson that contains the
information involved and study again.
1. Which engine will produce more horsepower?
A. Compression ignition engine.
B. Gasoline engine.
C. Spark ignition engine.
D. Two cycle engine.
2. Which pump would have a piston or plunger moving back and forth in a cylinder?
A. Rotary pump.
B. Centrifugal pump.
C. Reciprocating pump.
D. Vacuum pump.
3. Which of the following is a characteristic of a turbine engine?
A. Produce less horsepower per size.
B. Lightweight.
C. Initial cost is very low.
D. Require more maintenance.
4. As the piston moves in an upward stroke in a compression ignition engine, the air is heated to approximately
what degree?
A. 500 to 600 degrees Fahrenheit.
B. 900 to 1000 degrees Fahrenheit.
C. 700 to 800 degrees Fahrenheit.
D. 300 to 400 degrees Fahrenheit.
5. Four cycle and two cycle are classifications of what type of engine?
A. Reciprocating.
B. Turbine.
C. Diesel.
D. Electric.
3-4
QM 5094
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