Which of the following is true about a battery?

A. The liquid inside is not corrosive.
B. It contains electrolytes.
C. Disconnect the positive battery cable first.
D. It produces hydrogen, which is flammable.


Answer: D

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A water pump can fail to provide the proper amount of coolant flow through the cooling system if what has happened?

A) The coolant is leaking from the weep hole B) The impeller blades are worn or slipping on the shaft C) A bearing failure has caused the shaft to become loose D) The bearing is noisy

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In the above figure, when the wiper arms of all three variable resistors are adjusted fully downward, the voltage at R2 is __________.

A. 0V B. 5V C. 7.5V D. 15V

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A ____ should be provided when the proposed construction requires extensive excavation.

A. grading plan B. profile C. site plan D. floor plan

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When a thermocouple is heated, a voltage of __________ is generated.

A. 30 volts dc B. 30 millivolts C. 30 volts ac D. 30 microamps

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