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HVAC Controls Practice Test

Do you understand the fundamentals of HVAC Controls systems? HVAC Career Now built this HVAC Controls practice test to help you with your training. The HVAC Controls test includes information about the operation of heating and air conditioning systems carried out by control system devices, covering areas like sensors, controllers and other control devices. Find a local hvac school.

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Question 1 of 55

In case of resistance from a relative humidity sensor, which of the following types of salt should be deposited between two electrodes?