https://www.geekmcq.com/
CSS Solved Papers
Physics Chemistry

Engineering :: Refrigeration and Air conditioning

  Which of the following refrigerant is the cheapest?
[A]. Ammonia[B]. Freon 12
[C]. Freon 22[D]. Methyl chloride
[E]. Air    

Answer: Option E
Write your comments here:
Name *:     Email:

© 2012-2024 by GeekMCQ™ Technologies. All Rights Reserved | Copyright | Terms of Use & Privacy Policy | Referals

Contact us: info@geekmcq.com