engineering recuitment HAL Management & Design Trainee Mock Test 2023 Refrigeration and Air Conditioning Refrigeration Cycles and Devices

एक संघनित्र का ऊष्मा अस्वीकृति अनुपात 1.5 है। तो इस प्रशीतन संयंत्र की COP क्या होगा?

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