When you are asked to repair weld an aluminum diesel fuel tank, which of the following is recommended?
A. fill with fuel before welding
B. fill with water before welding
C. steam and fill with nitrogen
D. steam and fill with oxygen
Answer: C
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Describe how industry uses water
What will be an ideal response?
The starting safety switch is also called a
A. remote-operated switch B. manual-override switch C. neutral-start switch D. single-pole, double-throw switch
Technician A says that there are nine or more electric motors in electric hybrid vehicles. Technician B says that many of these motors use an electronic module to control their operation. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
The formula for total resistance in a parallel circuit is ____.
A. RT = R1 = R2 = R3 ... = Rn B. RT = R1 + R2 + R3 ...+ Rn C. 1/ RT = 1/R1 + 1/R2 + 1/R3 ...+ 1/Rn D. RT = R1 - R2 - R3 ... - Rn