In case of parallel flow heat exchanger, the lowest temperature theoretically attainable by the hot fluid is _____________ the outlet temperature of the cold fluid?
A. Equal to
B. More than
C. Less than
D. Either more or less than (depending upon the fluid)
Related Questions on Chemical Heat Transfer Mcqs
A. Decreases the pressure drop
B. Decreases the outlet temperature of cooling medium
C. Increases the overall heat transfer coefficient
D. None of these
A. 35.5
B. 43.75
C. 81.25
D. 48.25
A graph between _____________ is called Wilson plot?
A. (1/U) Vs. (1/v0.8)
B. (1/v0.8) Vs. U
C. v0.8 Vs . U
D. (1/U) Vs. (1/V)
A. 1.26 h1
B. 0.794 h1
C. 0.574 h1
D. 1.741 h1
A. U1 – U2
B. 1/U1 – 1/U2
C. 1/U2 – 1/U1
D. U2 – U1