When an evaporator float switch is used in the drain pan of an air conditioner or heat pump, if the drain pan fills up the float will interrupt the low voltage circuit to:
A) The condensate pump. B) The compressor contactor.
C) The fan relay. D) The gas valve.
B
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Motor control circuits can be divided into two major categories, one of which is ____.
A. three-wire B. limit switching C. float switching D. deceleration
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Express 12/17 as a decimal fraction rounded four places.
A. 0.7059 B. 0.6542 C. 0.7058 D. 0.2563
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The benefits of ____ plowing are especially important with fine-textured soils with somewhat poor
drainage.
a. winter b. spring c. summer d. fall
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The output of an AND gate will be high when only one input is high
Indicate whether the statement is true or false
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