An O2 sensor may be used to:

A. Monitor the air/fuel ratio.
B. Monitor the temperature of the exhaust gas.
C. Monitor the condition of the catalytic converter.
D. Both A and C.


Answer: D

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Which of the following does not involve a phase change from a liquid to a gas?

A) Evaporation B) Sublimation C) Vaporization D) Boiling

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Before initiating the "quick learn," sometimes referred to as the "relearn process," certain conditions must be met:* There should be no stored ____________________.* The transmission should be shifted through all gear ranges with the engine ____________________.*The fluid should be at its ____________________ level.* The brake pedal should be ____________________.* The engine should be ____________________.

What will be an ideal response?

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As the cost of labor decreased, orchardists began looking for larger fruit trees that could produce more fruit

Indicate whether the statement is true or false

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A fluorinated refrigerant whose number starts with a 5 is:

A) Azeotropic. B) A compound. C) Flammable. D) Zeotropic.

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