Chemical Engineering - Heat Transfer
Exercise : Heat Transfer - Section 4
31.
Which of the following is unimportant in forced convection ?
32.
Steam is to be condensed in a shell and tube heat exchanger, 5 m long with a shell diameter of 1 m. Cooling water is to be used for removing the heat. Heat transfer co-efficient for the cooling water, whether on shell side or tube side is the same. The best arrangement is
33.
In a multiple effect evaporator, the effect of boiling point elevation is to
34.
The rate of heat transfer through a pipe wall is given by, 
. For cylinder of very thin wall, q can be approximated by
. For cylinder of very thin wall, q can be approximated by
35.
Dropwise condensation occurs on __________ surfaces.
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