![Mcqmate logo](https://mcqmate.com/public/images/logos/logo-black.png)
![Mcqmate logo](https://mcqmate.com/public/images/logos/logo-white.png)
McqMate
Q. |
Which one of the following inorganic refrigerants is often used? |
A. | nh3 |
B. | co2 |
C. | h2o |
D. | so2 |
Answer» A. nh3 |
View all MCQs in
Electric Energy Generation Utilization and Conservation