One common use for the normally open set of contacts on an overload relay is to provide an input signal to a programmable logic controller (PLC).
Answer the following statement true (T) or false (F)
True
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The ____ lamp has, by far, the shortest life expectancy.
A. incandescent B. metal halide C. high-pressure sodium D. low-pressure sodium
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Find e-e of pipe J assuming 2" cast iron
Fill in the blank(s) with the appropriate word(s).
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Reid Vapor Pressure (RVP) is a unit of measurement used to measure a fuel's:
A. Alcohol content B. Ability to atomize C. Octane D. Volatility
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The main difference between troubleshooting a geothermal heat pump and an air-to-air heat pump is the method of obtaining needed temperatures.
Answer the following statement true (T) or false (F)
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