engineering recuitment BARC Stipendiary Trainee Category I 2023 Mock Test Refrigeration and Air Conditioning
A ton of refrigeration or air conditioning is the amount of heat that must be removed from 1 ton (2000 lbm) of water in ________ to freeze it at 32°F at 1 atmosphere pressure.
1
24 hours
2
365 days
3
60 seconds
4
60 minutes