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Chemical Engineering · Q167

Heat Transfer

Engineering and GATE · Chemical Engineering · question 167

Q167

Pick out the wrong statement.

A.
In case of heat transfer by purely forced convection, GR/Re2 1
B.
The equivalent diameter of heat transfer for a duct of square cross-section (having each side as 'x') is equal to 4x
Answer
C.
Distillation process is not the same as evaporation
D.
The effectiveness of nucleate boiling depends basically on the ease with which the bubbles are formed and detached from the heating surface

Answer: Option B

Solution

Answer: Option B
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