Cooling loads Study guides, Class notes & Summaries

What is the typical relationship between an aircraft's auxiliary power unit (APU) generator and the engine driven generator? - They are identical. Where does the APU fuel supply normally come from? - The airplane's main fuel supply. How is the APU rotated during start up? - With an electric starter. What is the function of an APU air inlet plentum? - It is to stabilize the pressure of the air before it enters the compressor. When operating at high loads, what is the speed of an APU? - Th...

Combo with NATE Heat Pump Exam and 1 other Questions And Answers Charging a heat pump with refrigerant is best accomplished in the _______ mode. A: Heating mode B: Cooling mode C: Defrost mode D: Emergency heating mode - ANS B: Cooling mode Heat pumps can provide both heating in the winter and cooling in the summer. In which mode is the heat pump more efficient? A: Heating mode B: Cooling mode C: Defrost mode D: Emergency heating mode - ANS A: Heati...

Home Inspector National Exam Prep Questions and Answers Already Passed It is important to maintain a positive grade away from the structure of at LEAST _______ inch drop per foot for six feet. A. 1/4 B. 1/2 C. 3/4 D. 1 1 Which of the following BEST describes the report statement shown below? "The roof is in good condition for its age." A. Conclusion B. Recommendation C. Description D. Disclaimer Conclusion Which of the following conditions would be LEAST critical to your client's safet...

NATE Heat Pump Exam Questions and Answers Latest Updated 2024/2025 (GRADED A+) Charging a heat pump with refrigerant is best accomplished in the mode. A: Heating mode B: Cooling mode C: Defrost mode D: Emergency heating mode: B: Cooling mode 2. Heat pumps can provide both heating in the winter and cooling in the summer. In which mode is the heat pump more efficient? A: Heating mode B: Cooling mode C: Defrost mode NATE Heat Pump Exam Questions and Answers Latest Updated 2024/2025 (GRA...

NATE Heat Pump Exam Questions And Answers Charging a heat pump with refrigerant is best accomplished in the _______ mode. A: Heating mode B: Cooling mode C: Defrost mode D: Emergency heating mode - ANS B: Cooling mode Heat pumps can provide both heating in the winter and cooling in the summer. In which mode is the heat pump more efficient? A: Heating mode B: Cooling mode C: Defrost mode D: Emergency heating mode - ANS A: Heating mode Which of the...

CWB 1 QUESTIONS AND ANSWERS ALREADY PASSED 1. Which is not a recommended method for surface cleaning of a part for liquid penetrant examination? a) Cleaning with organic solvents. b) Blasting with shot or dull sand. c) Cleaning with de-greasers. d) Use of de-scaling solutions. e) Ultrasonic cleaning methods. b) Blasting with shot or dull sand. 2. Which of the following weld defects is most likely to be missed by radiography in a weld: a) Undercutting. b) Porosity. c) Slag inclusions. d...

PDD Practice Exam 2 Questions & Answers 2024/2025 A copper roof is installed with galvanized steel fasteners. What is the most likely outcome in this scenario? - ANSWERSThe galvanized steel fasteners are the anodic metal in the galvanic couple. The anodic metal has the smaller surface area of the two. Together, this leads to corrosion of the anodic material. An architect is designing a super-insulated building envelope with the goal of reducing heating and cooling loads. The architect m...

Gas Technician G2 License Exam Questions And Answers An inline Ammeter is connected - ANS In series with the device being checked As the length of an Electrical run increases, it may be necessary to - ANS Increase the Wire Size Fuses serving motor circuits should be of - ANS Time Delay Type Millivolt wiring should be isolated from Line Voltage Wiring because - ANS The Line Voltage will induce a voltage into the Millivolt Wiring Which tool is used to determine...

What is the typical relationship between an aircraft's auxiliary power unit (APU) generator and the engine driven generator? - They are identical. Where does the APU fuel supply normally come from? - The airplane's main fuel supply. How is the APU rotated during start up? - With an electric starter. What is the function of an APU air inlet plentum? - It is to stabilize the pressure of the air before it enters the compressor. When operating at high loads, what is the speed of an APU? - Th...

1. Which is not a recommended method for surface cleaning of a part for liquid penetrant examination? a) Cleaning with organic solvents. b) Blasting with shot or dull sand. c) Cleaning with de-greasers. d) Use of de-scaling solutions. e) Ultrasonic cleaning methods. - b) Blasting with shot or dull sand. 2. Which of the following weld defects is most likely to be missed by radiography in a weld: a) Undercutting. b) Porosity. c) Slag inclusions. d) Cracking. e) Burn through . - d) Cr...