The average velocity in the tubes of a 1-4 heat exchanger is __________ times that in 1-1 heat exchanger having the same size & number of tubes and operated at same liquid flow rate.
A. 2
B. $$\frac{1}{2}$$
C. 4
D. $$\frac{1}{4}$$
Answer: Option C
This Question Belongs to Chemical Engineering >> Process Equipment And Plant Design
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Width and depth of grooves in the tube sheet holes normally are __________ inch respectively.
A. $$\frac{1}{8}$$ and $$\frac{1}{{64}}$$
B. $$\frac{1}{{64}}$$ and $$\frac{1}{8}$$
C. $$\frac{1}{2}$$ and 8
D. $$\frac{1}{2}$$ and 5
A. Less than
B. 1.25-1.50 times
C. 2.5 times
D. One-fourth of
Value of Peclet number = 0, is the representative of
A. Laminar flow
B. Complete back mixing
C. Plug flow
D. Eddy diffusivity = 0
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