The thickness of condensate layer in filmwise condensation depends on the__________________?

Related Mcqs:

If the thermal conductivity of a wall material is independent of temperature, the steady state temperature distribution in the very large thin plane wall having steady, uniform surface temperature follows _____________ law?

A. Parabolic B. Hyperbolic C. Linear D. Logarithmic...

Which has the lowest Prandtl number ?

A. Liquid metal B. Aqueous solution C. Water D. Lube oil...

LMTD for counter-flow and parallel flow heat exchanger will be the same, when the_________________?

A. Cold fluid is heated to a certain temperature by condensing steam (isothermal fluid) B. Outlet temperature of both the hot and cold fluid are same C. Outlet temperature of hot fluid is less than the outlet temperature of the cold fluid D. None of these...

LMTD for evaporators & condensers for a given terminal parameters & set of conditions for counter-flow is equal to that for parallel flow. In such heat exchangers, with one of the fluids condensing or evaporating, the surface area required is the least in the ______________ flow?

A. Parallel B. Mixed C. Counter flow D. Same in either A , B. or C....

The units of resistance to heat transfer is _____________________?

A. J.m-2.K-1 B. J.m-1.K-1 C. W.m-2.K-1 D. W-1m2K...