R 410a is also k - Study guides, Class notes & Summaries

R-410A safety & Training Pre-Test 2023/2024. Last document update:   ago

R-410A safety & Training Pre-Test 2023/2024.Recovery cylinders used with R-410A must have a DOT rating of: - ANSWER either "DOT 4BA 400" or "DOT 4BW 400" A system using R-410A refrigerant has bubbles in the sight glass. Technician A says that the system must be low on refrigerant. Technician B says that the bubbles could be caused by the blended refrigerant flashing in the increased volume of the sight glass. Who is correct? - ANSWER Technician B only When charging a R-410A system that...

Fundamentals of Thermodynamics, 10th Edition Chapter 2 Practice Problems Last document update:   ago

Fundamentals of Thermodynamics, 10th Edition Practice Problems 2.53: A rigid tank of 1 m3 contains nitrogen gas at 600 kPa, 400 K. By mistake, someone lets 0.6 kg flow out. If the final temperature is 380 K, what is the final pressure? 2.61: Find the compressibility for Carbon Dioxide of at 60°C and 10 MPa using figure D.1 and repeat with Table B.3. 2.77: Refrigerant R-410A in a piston/cylinder arrangement is initially at 15°C with x=1. It is then expanded in a process that P=Cv-1 to a p...