Mechanical Engineering 7th semester ब्रह्मास्त्र -By Garvit Walia: RAC Unit-1 Introduction- Definition of refrigeration & air conditioning, Necessity; Methods of Refrigeration; Unit of Refrigeration; C.O.P., Fundamentals of air ...
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REFRIGERATION Refrigeration may be defined as the process of removing heat from a substance under controlled conditions and reducing and maintaining the. - ppt video online download
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