LMTD for counterflow and prallel flow heat exchanger will be the...

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LMTD for counterflow and prallel flow heat exchanger will be the same, when the

A. Cold fluid is heated to a certain temperature by condensing steam (isothermal fluid)

B. Outlent temperature of both the hot and cold fluid are same

C. Outlet temperature of hot fluid is less than the outlet temperature of the cold fluid

D. None of these

Answer: Option A

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