The average heat transfer co-efficient for laminar film condensation on vertical...

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The average heat transfer co-efficient for laminar film condensation on vertical surface is inversely proportional to (where, $$\Delta {\text{T}}$$ = Temperature drop across condensate film)

A. $${\left( {\Delta {\text{T}}} \right)^2}$$

B. $$\sqrt {\Delta {\text{T}}} $$

C. $${\left( {\Delta {\text{T}}} \right)^{\frac{1}{4}}}$$

D. $${\left( {\Delta {\text{T}}} \right)^{\frac{3}{2}}}$$

Answer: Option C

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