Evaporation is being discussed. Technician A says heat is lost when evaporation occurs. Technician B says the rate of evaporation is not affected by air movement. Who is correct?
A. Technician A only
B. Technician B only
C. Both A and B
D. Neither A nor B
Answer: A
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A) Heat treated and precision ground B) Made from brass C) Painted D) Made from dowel stock
If a filler metal is proprietary, it more than likely has not been assigned and AWS:
A) Specification B) Classification C) F-Number D) All of the above
The doors on a freight elevator present a(n) ___
a. fall hazard b. lifting hazard c. pinch point hazard d. electrical hazard
Technician A says that WiFi wireless connectivity devices provide less security than equivalent Bluetooth devices. Technician B says that WiFi is better suited to usage by the trucking industry because much greater data volumes can be transmitted. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B