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In a certain refrigeration system for low temperature application , a two-stage operation is desirable which employs ammonia system that serves a 30 ton evaporator at -30 deg C . The system uses a direct contact cascade condenser and the condenser temperature is 40 deg C . Find the hourly rate of the refrigerant in kg for the high pressure loop . A) 403.2 kg B) 0.112 kg C) 6.72 kg D) 0.086

In a certain refrigeration system for low temperature application , a two-stage operation is desirable which employs ammonia system that serves a 30 ton evaporator at -30 deg C . The system uses a direct contact cascade condenser and the condenser temperature is 40 deg C . Find the hourly rate of the refrigerant in kg for the high pressure loop . A) 403.2 kg B) 0.112 kg C) 6.72 kg D) 0.086

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
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In a certain refrigeration system for low temperature application , a two-stage
operation is desirable which employs ammonia system that serves a 30 ton evaporator at -30
deg C . The system uses a direct contact cascade condenser and the condenser temperature is
40 deg C . Find the hourly rate of the refrigerant in kg for the high pressure loop .
A) 403.2 kg B) 0.112 kg C) 6.72 kg D) 0.086 

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