Most electronic timers use a(n) ____ to control the time delay.
a. DC time variable
b. RC time variance
c. DC time constant
d. RC time constant
d. RC time constant
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Some resistor and reactor starters use multiple steps of starting. How is this accomplished?
What will be an ideal response?
What is TRUE about data from the service system computers?
A. It has little value in helping management identify problems B. It is useful only if it helps management make decisions C. The amount of data from service system computers is limited D. Too much data is easy to analyze
Which of the following fans would be appropriate for kitchen grease exhaust?
A) Horizontal blast utility set. B) Upblast roof ventilator. C) Upblast axial fan. D) Down blast roof ventilator.
Pressure sensors are generally a form of ____________________ gauge that determines the amount of applied pressure by measuring the strain a material experiences when subjected to the pressure.
Fill in the blank(s) with the appropriate word(s).