A high-voltage, high-frequency current used in GTAW work creates an arc that can jump a gap of about
_____.
a. 1/4 inch (6.4 mm)
b. 1/2 inch (12.7 mm)
c. 3/4 inch (19.1 mm)
d. 1 inch (25.4 mm)
b
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All of the following statements are true EXCEPT:
A. if mineral oil is mistakenly installed in an R-134A system, it will not lubricate the compressor properly and will separate in the accumulator. B. moisture causes fewer problems in R-134A systems because it mixes with the PAG oil. C. moisture control in R-134A is provided by the desiccant in the receiver/dryer or the evaporator. D. commercial refrigeration units use ester oils, which are hygroscopic.
Accounts payable are monies owed to the seller that will be owed to the buyer after the sale is finalized
Indicate whether the statement is true or false
?Explain how to bend test the strips cut from the 10 gauge to 14 gauge carbon steel sheet metal.
What will be an ideal response?
What is the formula to figure out how much electric heat is produced by a furnace?
A) Amps = Amps × Volts B) Watts = Volts × Amps C) Volts = Watts × Amps D) Watts =Volts × Gas