Technician A states that a short circuit to ground in a circuit decreases resistance. Technician B states that a short circuit increases current flow. Who is correct?
A. Technician A
B. Technician B
C. Both Technicians A and B
D. Neither Technician A nor B
Answer: C. Both Technicians A and B
Explanation: Both technicians are correct. There's little or no resistance with a short to ground. It's also true that the current flow increases when resistance decreases.
You might also like to view...
What is the total system charge for a system with a factory charge of 56 oz of R-410A, an assumed length of 15 ft, and a 3/8 in liquid line that is 35 ft long?
A) 56 oz + 12 oz = 68 ounces B) (35 - 15 ) × 0.6 = 12 ounces C) 56 ounces D) 56 oz + 21 oz = 77 ounces
The material that encloses the insulation in a reusable insulation cover is known as the _____.
a. hot face b. enclosure c. encasement d. cold face
When comparing electric discharge luminaries to incandescent lamps, the heat produced by incandescent lamps is usually ____________________ (less/greater).
Fill in the blank(s) with the appropriate word(s).
Which of the following failures would NOT result in both the high- and low-side pressures to read too high?
A. damaged compressor B. system overcharged C. large amount of air in the system D. overcharge of oil