Technician A says that carbon inside the engine can cause excessive NOx to form. Technician B says that excessive NOx could be caused by a cooling system fault causing the engine to operate too hot. Which technician is correct?

A) Technician A only B) Technician B only C) Both technicians D) Neither technician


C

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Circuits for controlling a two speed consequent pole motor may use contactors with three load contacts because they are more ____.

a. eco-friendly b. readily available c. economical d. spacious

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The air vane governor uses ____________________ forces to match engine speed to engine load.

Fill in the blank(s) with the appropriate word(s).

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One common test used to determine the impact capability of a weld is the ____ test in which a notched specimen is struck by an anvil mounted on a pendulum.

A. Izod B. Charpy C. Fillet weld break D. Free-bend

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Answer the following statements true (T) or false (F)

1. The commodity in the diagram below would be considered a luxury.

2. A good is said to be both normal and a necessity if the income elasticity of demand is greater
than 1.0.
3. We expect the sign of the cross-price elasticity between pancakes and maple syrup to be
negative.

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