Heat Transfer
Which characteristic of a fluid is not important in deciding its route in a shell and tube heat exchanger?

None of these
Viscosity
Corrosiveness
Fouling characteristic

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

Outlet temperature of hot fluid is less than the outlet temperature of the cold fluid
Outlent temperature of both the hot and cold fluid are same
Cold fluid is heated to a certain temperature by condensing steam (isothermal fluid)
None of these

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