Hvac exam 1 - Study guides, Class notes & Summaries

HVAC Exam 1 Questions and Answers (latest Update 2024)

Heat which causes a change in temperature of a substance is called. - ANSWERsensible heat. Heat added to a substance without a rise in temperature; (example: liquid refrigerant to gas) this process is called? - ANSWERLatent heat Heat added to the refrigerant in a vapor state after the evaporator process is called. - ANSWERSuperheat A scroll compressor moves refrigerant by means of. - ANSWERInvolute spirals The movement of heat by way of fluid or is called air or gas. - ANSWERConvecti...

CSST Exam Study Prep (Review in progress... again. 12/3/18) Questions meant to assist in studying for the California OSHA Division of Occupational Safety Health certified site surveillance technician (CSST) Exam 2024 Why was asbestos added to construction materials ? -Answer-It was a great insulator and binder. It added strength and durability against weathering and use. It was non-corrosive, did not conduct electricity, and made spray-on products easier to apply. What are the two classes ...

Current flow is: - ANSWERThe flow of electrons in the circuit. Impedance is: - ANSWEROpposition to alternating current flow. Like charges; - ANSWERrepel each other. Any material that will readily release electrons is called; - ANSWERA conductor The symbol for current is; - ANSWERI Which of the following materials would be best suited for use as a semi-conductor? - ANSWERsilicon The safety ground conductor is usually color coded; - ANSWERgreen or bare. An electron has; - ANSW...

SOLVED- ELABORATED-CMCA Practice Test Questions 2022 SOLVED- ELABORATED-CMCA Practice Test Questions 20221. Which of the following is a common management control for ensuring maintenance work is performed in a timely manner? A. A purchase order system B. An equipment warranties C. A work order/response form D. A contractor's invoice C. A work order/response form - A, B, and D speak to elements OTHER than a control to ensure maintenance work is completed. - 2. The primary management control tool...

HVAC Exam 1- 100% Solved

What is current flow? - ANSWERThe flow of electrons in the circuit. What is impedance? - ANSWEROpposition to alternating current flow Like charges will.... - ANSWERrepel each other Any material that will readily release electrons is called.... - ANSWERA conductor The symbol for current is.... - ANSWERI Electricity can produce... - ANSWERHeat, light, magnetism (all of the above) The safety ground conductor is usually color coded..... - ANSWERGreen An electron has... - ANSWERa...

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