If air toxins have been identified or are suspected, you must determine the specific concentration of _____.
a. flyings
b. oxygen
c. the contaminant
d. particulates
c. the contaminant
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Technician A says that a good relay should measure between 60 and 100 ohms across the coil terminals. Technician B says that OL should be displayed on an ohmmeter when touching terminals 30 and 87. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
What is the flow rate from the column to the reactor?
a. 36.5 GPM b. 50 GPM c. 68 GPM d. 200 GPM
Cable tray systems should be ____.
A. water tight B. insulated from frost damage C. mounted at least 8 ft. above grade D. corrosion resistant
Which starting system component uses a small amount of current to control a large amount of current?
A) Neutral safety switch B) Starter brushes C) Starter drive D) Starter solenoid or relay