LESSON, PART B
PRACTICE EXERCISE
ANSWER KEY AND FEEDBACK
Item
Correct Answer and Feedback
1.
The main difference between gasoline and diesel engines is in the
method of introducing the fuel into the cylinders and igniting the
airfuel mixture. Page 19, para a. (1).
2.
The speed and power output of diesel engines are controlled by the
quantity of fuel injected into the cylinders. Page 22, para (3).
3.
Continuous combustion (burnout) throughout the entire power stroke
is referred to as a constant pressure. Page 22, para (4).
4.
Compressors the air flows through are low compressor and high
compressor. Page 24, para 1. (a).
5.
Benefits obtained from the use of a recouperator are high thermal
efficiency, lower specific fuel consumption, and lower exhaust
temperature. Page 35, paras (a), (b), and (c).
6.
The four basic principles are mass, pressure, accelerated mass, and
conversion of energy. Page 25, para (2).
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