What type of fitting should be used for EMT in a wet location?
a. Compression
b. Plastic bushing
c. Setscrew
d. Metallic bushing
a. Compression
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When the percentage reading increases during opacity testing of diesel engine exhaust gas, what does this indicate?
A. higher NOx emission B. lower CO emission C. higher exhaust gas density D. lower exhaust gas density
PV arrays work best when the sun’s rays shine ___________ to the cells because of the effect of tilt angle.
a. parallel b. perpendicular c. level d. plumb
Which of the following traits describe a professional automotive technician?
A. Uses proper language B. Has successfully completed technical education C. Uses good communications skills D. All of these
When connecting a large electrolytic capacitor to a circuit with a 100 VDC source, place the negative end of the capacitor ________
A) in either position; the polarity is not important B) towards the negative side of the source C) towards the positive side of the source