Pick out the correct equation.
A. $${\text{JH}} = \left( {{\text{St}}} \right){\left( {{\text{Pr}}} \right)^{\frac{2}{3}}} = \frac{{\text{f}}}{2}$$
B. $${\text{JH}} = \left( {{\text{St}}} \right){\left( {{\text{Pr}}} \right)^{\frac{1}{3}}} = \frac{{\text{f}}}{2}$$
C. $${\text{JH}} = {\left( {{\text{St}}} \right)^{\frac{2}{3}}}\left( {{\text{Pr}}} \right) = \frac{{\text{f}}}{2}$$
D. $${\text{JH}} = {\left( {{\text{St}}} \right)^{\frac{1}{3}}}\left( {{\text{Pr}}} \right) = \frac{{\text{f}}}{2}$$
Answer: Option A
This Question Belongs to Chemical Engineering >> Heat Transfer
A. 3.06 × 105
B. 6.12 × 105
C. 7.24 × 105
D. 9.08 × 105
Fqra cold viscous feed, backward feed gives __________ than forward feed.
A. A higher capacity
B. A lower capacity
C. Lower economy
D. None of these
A. Twice
B. Four times
C. Square root of
D. Square of
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