Refrigeration and Air Conditioning The boiling point of ammonia is -10.5°C -30°C -33.3°C -77.7°C -10.5°C -30°C -33.3°C -77.7°C ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Moisture in Freon refrigeration system causes High power consumption Ineffective refrigeration Corrosion of whole system Freezing automatic regulating valve High power consumption Ineffective refrigeration Corrosion of whole system Freezing automatic regulating valve ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following statement is correct for ammonia as a refrigerant? 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 It requires large displacement per TR compared to fluoro carbons. ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Aqua ammonia is used as refrigerant in the following type of refrigeration system Absorption Indirect Direct Compression Absorption Indirect Direct Compression ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The coefficient of performance of a domestic refrigerator is ________ as compared to a domestic air-conditioner. Same More Less None of these Same More Less None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The conditioned air supplied to the room must have the capacity to take up Room latent heat load only None of the listed here Room sensible heat load only Both room sensible heat and latent heat loads Room latent heat load only None of the listed here Room sensible heat load only Both room sensible heat and latent heat loads ANSWER DOWNLOAD EXAMIANS APP
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