Exam (elaborations)
HVAC Preparation for NATE Questions with 100% Correct Solutions
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One horsepower is equal to what? - 746 watts. One watt=3.413 BTUs per hour. Power=I times E and BTUs equal P times 3.413 Direct current flows how? - In one direction, only from a negative to a positive potential 60 Hz. means what? - Current, within a circuit, changes direction 120 ti...
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