If the end of the filler rod is removed from the shielding gas protection, ____.
A. it will cool rapidly
B. it will oxidize rapidly
C. air will mix with the shielding gas
D. turbulence will increase
Answer: B
You might also like to view...
The thermal portion of a dual-element fuse _____.
a. provides an instantaneous trip for high levels of current b. protects the circuit from heat damage generated by lower level currents c. prevents the device from tripping due to a short circuit d. provides a trip delay for high levels of current
Answer the following statement(s) true (T) or false (F)
1. OSHA and its regulations are not enough to have a successful safety program. 2. OSHA has regulatory authority over coal mines. 3. OSHA personnel may conduct workplace inspections unannounced. 4. Process operators must inspect the running gear on railcars and tank trucks.
If an interference angle is machined on a valve or seat, the angle is usually ________
A) 0.005 degree B) 0.5-0.75 degree C) 1-3 degree D) 1 degree
A front-wheel drive vehicle has a broken condenser line. What other vehicle component may also be defective that could have caused the condenser line to break?
A) Cooling fan B) AC compressor drive belt C) Shock absorbers D) Engine mounts