Technician A says that all metal-to-metal contact areas of the disc brake system should be lubricated with special brake grease for proper operation. Technician B says that the lubrication helps reduce brake noise (squeal). Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
C
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A Group E atmosphere contains ____.
A. combustible metal dusts B. carbonaceous dusts C. acetaldehyde D. propylene oxide
Fluid pressure is measured in what unit?
A) Inches B) Newtons C) Pounds per square inch (PSI) D) Pounds
If you wanted to monitor a large alternating current without opening the circuit you would likely use a ________
A) current-sensing inductor B) current transformer C) step-down transformer D) any of the above
Which of the following statements is true regarding part numbering systems?
A) Significant part numbering systems are difficult to maintain. B) A random number is an identifier not a descriptor. C) It is easier to remember numbers than letters. D) All of the above are true.