The ____ theory states that current flow is produced when an electron from one atom knocks electrons of another atom out of orbit.
a. repulsion
b. bump
c. terminal
d. conductor
b. bump
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Which of the following are benefits of an EMS?
A. Credibility. B. Profit. C. Pollution prevention and waste reduction. D. All of the above are benefits.
Which of these results of a stall test would indicate a problem of poor engine performance rather than a transmission problem?
A. 150 rpm above specification B. 150 rpm below specification C. 30% below specification D. 30% above specification
Total pressure readings are taken on a duct system by:
A) Subtracting the velocity pressure reading from the static pressure reading. B) Pointing the pressure-sensing tube perpendicular to the air stream. C) Pointing the pressure-sensing tube into the airstream. D) Adding the static pressure reading and the total pressure reading.
The first step in starting a chilled water system is to ____.
A. activate the compressor unloading system B. activate the chilled water circulating system C. activate the condenser heat removal system D. start the compressor operation sequence