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In a concentric tube counter-flow heat exchanger, hot oil enters at 102°C and leaves at 65°C. Cold water enters at 25°C and leaves at 42°C. The log mean temperature difference (LMTD) is _______°C (round off to one decimal place).
    Correct answer is '49.3'. Can you explain this answer?
    Verified Answer
    In a concentric tube counter-flow heat exchanger, hot oil enters at 10...
    Thi = 102°C, The = 65°C
    Tc,i = 25°C, Tce = 42°C

    ΔT1 = 102°C – 42°C = 60°C;ΔT2 = 65°C – 25°C = 40°C;
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    Most Upvoted Answer
    In a concentric tube counter-flow heat exchanger, hot oil enters at 10...
    To calculate the cold oil outlet temperature, we need more information such as the hot oil outlet temperature, the flow rate and specific heat capacity of both hot and cold oil, and the overall heat transfer coefficient. Without this information, it is not possible to determine the cold oil outlet temperature accurately.
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    In a concentric tube counter-flow heat exchanger, hot oil enters at 102°C and leaves at 65°C. Cold water enters at 25°C and leaves at 42°C. The log mean temperature difference (LMTD) is _______°C (round off to one decimal place).Correct answer is '49.3'. Can you explain this answer?
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    In a concentric tube counter-flow heat exchanger, hot oil enters at 102°C and leaves at 65°C. Cold water enters at 25°C and leaves at 42°C. The log mean temperature difference (LMTD) is _______°C (round off to one decimal place).Correct answer is '49.3'. Can you explain this answer? for GATE 2024 is part of GATE preparation. The Question and answers have been prepared according to the GATE exam syllabus. Information about In a concentric tube counter-flow heat exchanger, hot oil enters at 102°C and leaves at 65°C. Cold water enters at 25°C and leaves at 42°C. The log mean temperature difference (LMTD) is _______°C (round off to one decimal place).Correct answer is '49.3'. Can you explain this answer? covers all topics & solutions for GATE 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for In a concentric tube counter-flow heat exchanger, hot oil enters at 102°C and leaves at 65°C. Cold water enters at 25°C and leaves at 42°C. The log mean temperature difference (LMTD) is _______°C (round off to one decimal place).Correct answer is '49.3'. Can you explain this answer?.
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