Study guides, Class notes & Summaries

HVAC Exam Questions with Correct All A An electric heating unit in a duct system is classified as a - Answer-forced draft convector Radiant heat is transferred by? - Answer-infrared rays The limit switch is used on the electric element assembly to - Answer-open the circuit to the element if the furnace overheats Technician "A" says that a fusible link can be jumped out temporarily to allow the customer to get heat until the next business day. Technician "B" says that if the fuses...

HVAC Exam Questions with All Correct A The refrigerant in a condenser in a refrigeration system . - Answer-rejects heat The condenser in a refrigeration system . - Answer-Answer: All of the above A normally operating water-cooled condenser is operating with a 10°F differential between water in and water out. If scale forms on the water tubes and the entering water is 85°F, which of the following is possible? - Answer-d. Both a and b are correct. a. The outlet water temperatur...

Hvac Journeyman Exam QUESTIONS AND ANSWERS BEST Attained Grade A+ GUARANTEED SUCCESS LATEST UPDATE 2024 / 2025

HVAC Certification Practice Tests QUESTIONS AND ANSWERS BEST Attained Grade A+ GUARANTEED SUCCESS LATEST UPDATE 2024 / 2025

HVAC Contractor prep Test 2 QUESTIONS AND ANSWERS BEST Attained Grade A+ GUARANTEED SUCCESS LATEST UPDATE 2024 / 2025

Electric Heat ESCO - HVAC Excellence Exam Questions and Answers 100% Pass Before working on an electric furnace the tech should - Correct Answer ️️ -Review diagram, remove jewelry, and follow safety procedures. ALL OF THE ABOVE. A GFCI circuit breaker - Correct Answer ️️ -detects current leaks to groound the conductor in an electric heat element is usually made of - Correct Answer ️️ - Nichrome An example of resistive load is - Correct Answer ️️ -crankcase heater an examp...

HVAC EXCELLENCE EXAM QUESTIONS AND ANSWERS 100% PASS Heat which causes a change in temperature of a substance is called - Correct Answer ️️ -sensible heat, Heat added to a substance without a rise in temperature; (example: liquid refrigerant to gas) this process la called? - Correct Answer ️️ -latent heat Heat added to the refrigerant in vapor state after the evaporation process is called, - Correct Answer ️️ -superheat A scroll compressor moves refrigerant by means of; - Cor...

HVAC Electrical Test 100% Correct Solved Current flow is - Correct Answer ️️ -the flow of electrons in the circuit impedance is - Correct Answer ️️ -opposition to alternating current flow like charges - Correct Answer ️️ -repel each other Any material that will readily release electrons is called - Correct Answer ️️ -a conductor the symbol for current is - Correct Answer ️️ -I Which of the following materials would best be suited for use as a semi-conductor - Correct ...

HVAC (EPA Certification Exam Section 608) Questions and Answers 100% Pass How many types of HVAC certifications are there? - Correct Answer ️️ -There are 4 types. What does a metering device do? - Correct Answer ️️ -The metering device causes a reduction in pressure, and therefore a reduction in saturation temperature. What is absorbed in the evaporator? - Correct Answer ️️ -Heat is absorbed in the evaporator. What happens in the evaporator? - Correct Answer ️️ -Heat is a...