Hvac final graded a Study guides, Class notes & Summaries

HVAC FINAL GRADED A Which of the following would have the greatest effect on the heat content of the refrigerant? A) The refrigerant's humidity B) The refrigerant's state C) The refrigerant's temperature D) The refrigerant's pressure ️Correct Answer B) The refrigerant's state A mechanical refrigeration system cools a room by: ️Removing heat from the room. The four types of cooling mechanisms are: ️Evaporative, Thermoelectric, Absorption, Mechanical Compression...

What is the 1st offense penalty for engaging in the practice of residential building without a license? - Answer Not less than $5K and not more than $25K and/or 1 year What is the penalty for engaging in the practice of residential building, resulting in a death? - Answer Not less than $5K and not more than $50K and/or 4 years On your individual builder's license application, what should you write as your "business address"? - Answer Your personal address What is the cost of the indi...

HVAC 4 commercial and Refrigeration Final Questions and Answers (Graded A)HVAC 4 commercial and Refrigeration Final Questions and Answers (Graded A)HVAC 4 commercial and Refrigeration Final Questions and Answers (Graded A) On a low temperature defrost the fans stay running - ANSWER - False On medium temperature reach an evaporator with a box design temperature of 38 degrees, we normally need to us a planned defrost scheme - ANSWER - False On a medium temperature walk in system the thermos...

HVAC Electrical Final Test Questions And Answers Already Graded A+

HVAC Electrical Final Test Questions and Answers Graded A+ Split-phase motor PSC CSCR Shaded pole motor Resistance reading to ground from the terminal of a good compressor CSR Best starting and running single-phase compressor A. Uses a start and run winding B. Uses a run capacitor C. Uses a run capacitor, start capacitor, and potential relay D. Simplest motor E. 3 megohms F.Only uses a start capacitor G. CSCR motor How much resistance will be measured...

HVAC Final Exam Electrical For Air Conditioning Accurate 100%(Graded A+) When using a low voltage T-stat for heating and cooling, when would there be a jumper between Rh and Rc? Select one: a. When using a single transformer system b. When heating with an oil boiler c. When heating with a gas boiler d. When using a two transformer system - ANSWER A) When Using a single transformer system Digital thermostats usually display temperature, time of day, programming and operating status. Sel...

HVAC FINAL Correct Questions & Answers(Graded A+) A_____is the quantity of heat required to raise the temperature of I lb of water |°F. - ANSWER British thermal unit (BTU) Comfor is typically attained at normal cooling and heating temperatures with a relative humidity of about _____% - ANSWER 50% _________is the movement of air through distribution systems and building spaces. - ANSWER Air circulation ___________is the variation of air temperature in a building space that occurs w...

HVAC Electrical Final Test Complete QuestiSplit-phase motor PSC CSCR Shaded pole motor Resistance reading to ground from the terminal of a good compressor CSR Best starting and running single-phase compressor - ANSWER A. Uses a start and run winding B. Uses a run capacitor C. Uses a run capacitor, start capacitor, and potential relay D. Simplest motor E. 3 megohms F.Only uses a start capacitor G. CSCR motor How much resistance will be measured in a circuit ...