Refrigeration and Air Conditioning The wet bulb temperature during sensible heating of air Increases None of these Remains constant Decreases Increases None of these Remains constant Decreases ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The material of pipe lines for a system using Freon as a refrigerant should be Steel Aluminium Brass Copper Steel Aluminium Brass Copper ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a lithium bromide absorption refrigeration system Lithium bromide is used as a refrigerant and water as an absorbent Ammonia is used as a refrigerant and lithium bromide as an absorbent Water is used as a refrigerant and lithium bromide as an absorbent None of these Lithium bromide is used as a refrigerant and water as an absorbent Ammonia is used as a refrigerant and lithium bromide as an absorbent Water is used as a refrigerant and lithium bromide as an absorbent None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Superheating in a refrigeration cycle O.P remains unaltered Increases C.O.P Other factors decide C.O.P Decreases C.O.P O.P remains unaltered Increases C.O.P Other factors decide C.O.P Decreases C.O.P ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following statement is correct for ammonia as a refrigerant? It is toxic to mucous membranes. It reacts with copper and its alloys. It requires large displacement per TR compared to fluoro carbons. All of these It is toxic to mucous membranes. It reacts with copper and its alloys. It requires large displacement per TR compared to fluoro carbons. All of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The humidification process, on the psychrometric chart is shown by Vertical line Curved line Inclined line Horizontal line Vertical line Curved line Inclined line Horizontal line ANSWER DOWNLOAD EXAMIANS APP
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