Refrigeration and Air Conditioning Which of the following cycles uses air as the refrigerant? Carnot Bell Coleman Ericson Stirling Carnot Bell Coleman Ericson Stirling ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The leaks in a refrigeration system using Freon are detected by Using reagents Smelling Halide torch which on detection produces greenish flame lighting Sulphur sticks which on detection gives white smoke Using reagents Smelling Halide torch which on detection produces greenish flame lighting Sulphur sticks which on detection gives white smoke ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning One ton of refrigeration is equal to the refrigeration effect corresponding to melting of 1000 kg of ice In 1 minute In 12 hours In 24 hours In 1 hour In 1 minute In 12 hours In 24 hours In 1 hour ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Ammonia is Toxic and non-inflammable Highly toxic and inflammable Non-toxic Non-inflammable Toxic and non-inflammable Highly toxic and inflammable Non-toxic Non-inflammable ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following statement is correct for ammonia as a refrigerant? It requires large displacement per TR compared to fluoro carbons. It reacts with copper and its alloys. It is toxic to mucous membranes. All of these It requires large displacement per TR compared to fluoro carbons. It reacts with copper and its alloys. It is toxic to mucous membranes. All of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The central air conditioning system has ___________ overall efficiency as compared to individual systems. None of these Same Lower Higher None of these Same Lower Higher ANSWER DOWNLOAD EXAMIANS APP
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