engineering recuitment BARC Stipendiary Trainee Category I 2023 Mock Test Refrigeration and Air Conditioning Refrigeration Cycles and Devices Vapour Absorption (V-A) Cycle
In an aqua ammonia vapour absorption refrigeration system, the refrigerant and absorbent respectively are
1
water and water
2
water and lithium bromide
3
ammonia and lithium bromide
4
ammonia and water