What type of oil is specified for R-1234yf systems?
A) PAG with an added sealer fluid
B) The same oil that R-134a uses
C) A special mineral oil
D) PAG with a special additive package
D) PAG with a special additive package
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A voltage regulator experiences a 12 ?V change in output voltage when its input voltage changes by 6 V. The line regulation for the circuit is
A) 12 ?V/V B) 6 ?V/V C) 2 ?V/V D) 0 V
Technician A says that bagging and tagging is the covering of a vehicle to protect it from overspray. Technician B says that the proper labeling and storing of removed parts is vitally important to the reassembly after repairs. Who is correct?
A. Technician A only B. Technician B only C. Both Technicians A and B D. Neither Technician A nor B
Find the resistance of 240 feet of number 10 copper wire with a cross-sectional area (
) of 10,380 circular mils. Express the answer to the nearer hundredth.
Fill in the blank(s) with the appropriate word(s).
When acetylene gas is combined with oxygen during oxyfuel cutting activities, the acetylene causes the flame to burn hotter than _____ degrees Fahrenheit.
a. 2,500 b. 3,500 c. 4,500 d. 5,500