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These short solved questions or quizzes are provided by Gkseries. a) Makes chemicals by mechanical means. due to its excellent safety properties. www.gtu-mcq.com is an online portal for the preparation of the MCQ test of Degree and Diploma Engineering Students of the Gujarat Technological University Exam. suction pressure discharge pressure critical pressure (A) A refrigerant should have low latent heat (B) If operating temperature of system is low, then refrigerant with low boiling point should be used (C) Pre-cooling and sub-cooling bf refrigerant are same (D) Superheat and sensible heat of a refrigerant are same Automobile … The refrigerant is a heat carrying medium which during their cycles (i.e. 20°C DBT and 50% RH 26°C DBT and 50% RH 20°C DBT and 60% RH 26°C DBT and 60% RH ⇒ The pressure at the outlet of a refrigerant compressor is called. 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