20 x 0.056 = ____.

A. 1.12
B. 1.24
C. 1.36
D. 1.40


Answer: A

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While discussing measuring tools, Technician A says that when measuring clearance with a feeler gauge, there should be a slight drag when the feeler strip is moved through the area of clearance. Technician B says that if a feeler gauge that is 0.001" thicker will not fit into the gap, the correct measurement has been made. Who is correct?

A. A only B. B only C. Both A and B D. Neither A nor B

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What do technicians call the temperature at which water vapor begins to condense out of the air?

A) dew point B) enthalpy point C) wet-bulb temperature D) specific humidity

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Technician A says that a voltage drop test of the charging circuit should only be performed when current is flowing through the circuit. Technician B says to connect the leads of a voltmeter to the positive and negative terminals of the battery to measure the voltage drop of the charging system. Which technician is correct?

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

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In most 24V AC low voltage systems the red wire is hot, the yellow wire is the cooling circuit, and the green wire controls:

A) Compressor B) Gas valve C) Fan Circuit D) Heater Element

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