When electric strip heat is used with a heat pump, when is the electric strip heat energized?
A) The heat pump comes on in the first stage, and the strips in the second stage.
B) The electric strip heat comes on in the first stage, and the heat pump in the second stage.
C) Both the heat pump and the strips come on in the second stage.
D) Both the heat pump and strips come on in the first stage.
A
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The three types of shorted circuits include a short to ground, a short to battery positive, and _______?
A. an open short B. a short to the frame C. a wire-to-wire short D. a positive temperature coefficient short
When lightning is seen or thunder is heard, a crane operator should wait until there are no further signs of lightning for at least _____.
a. 10 minutes b. 20 minutes c. 30 minutes d. 1 hour
What is the NFPA 704 standard?
What will be an ideal response?
In addition to protecting lives and property, an added benefit to a well organized home safety inspection program is:
A. information gained can be used for training purposes. B. citizens feel that the fire department cares for them. C. citizens at high risk due to health conditions are identified. D. all of the above.