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If the COP of a 1 TR Air Conditioner is 3.5. how much power will the compressor consume ? Also calculate the amount of heat rejected in the condenser.

Subject : Refrigeration and Air Conditioning

Topic : AIR REFRIGERATION SYSTEM

Difficulty : Medium

1 Answer
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Given Data: C.O.P = 3.5, Q ̇R = 1TR = 3.5 KW, To Find: W ̇net, Q ̇o.. Solution: (i) W ̇net, We have, COP = Q ̇R / W ̇net, 3.5 = 3.5/ W ̇net W ̇net =1 kw.

(ii) Q ̇o COP= Q ̇R / Q ̇R- Q ̇o 3.5 = 3.5/ 3.5 - Q ̇o Q ̇o = 2.5 KW …………..(Ans)

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