Preheat with an oxyfuel process is not recommended for welding titanium alloys
Indicate whether the statement is true or false
TRUE
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The K-factor is a measure of _____.
a. thermal conductivity b. insulation thickness c. insulation density d. relative humidity
Quartz and glass panel electric units are classified as ____.
A. natural-convection heaters B. forced-convection heaters C. forced-draft conductors D. radiant heaters
A liquid with a specific gravity that is less than 1 is __________ than water.
A. lighter B. heavier
Two technicians are discussing vehicle instrumentation. Technician A says that gauges and lights are the means to convey information to the driver. Technician B says that analog gauges have a numerical readout that changes as the reading varies on the vehicle. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B