LESSON, PART A
Practice Exercise
The following items will test your grasp of the materials covered in this
lesson. There is only one correct answer for each item. When you have
completed the exercise, check your answers with the answer key that follows.
If you answer any item incorrectly, study again that part of the lesson which
contains the portion involved.
1.
What is the upanddown movement of the piston called?
_________________________________________________________________
2. What is each movement of the piston from the top to bottom or from bottom
to top called?
_________________________________________________________________
3.
What operates both intake and exhaust valves?
_________________________________________________________________
4.
What is every dawn stroke on a twostroke engine called?
_________________________________________________________________
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OD0610
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