Which oil type works well with HFC and HFC-based blended refrigerants?

A. mineral
B. esters
C. glycols
D. alkylbenzenes


Answer: B

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Voltage across a capacitor during discharge was recorded as a function of time as shown below:


(a) Plot the data on semilog paper with time as the independent variable.
(b) Determine the equation of the line best representing the points using the method of selected points.
(c) Repeat parts (a) and (b) using a computer-assisted method.

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Aftermarket service information is available in what format?

A) CDs or DVDs B) Manuals C) Internet D) All of the above

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When the current through each mutually coupled coil leaves or enters the dot as it passes through the coil, the mutual term is ______________

A. primary B. secondary C. negative D. positive

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What should the technician use when checking for diagnostic trouble codes?

A) Any global (generic) scan tool that can read body and/or chassis codes B) Any enhanced scan tool that can read body and/or chassis codes C) Only a factory scan tool can be used D) A paper clip, because it is needed to read codes

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