Exam (elaborations)
HVAC CONTRACTOR EXAM 1. An instrument that measures potential differences between 2 points in an electrical circuit is called? A. potentiometer B. thermistor C. ohmeter D. voltmeter: voltmeter 2. This device uses a thermal sensing bulb at the outlet of th
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HVAC CONTRACTOR EXAM 1. An instrument that measures potential differences between 2 points in an electrical circuit is called? A. potentiometer B. thermistor C. ohmeter D. voltmeter: voltmeter 2. This device uses a thermal sensing bulb at the outlet of the evaporator to sense temperature an...
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