91. The purpose of providing bleed points in the evaporator is to
92. Which of the following is unimportant in forced convection?
93. Duhring rule is important in solving problems on
94. Fourier's law of heat conduction applies to __________ surfaces.
95. Fourier's law applies to the heat transfer by
96. Prandtl number is the ratio of
97. Pick out the wrong statement.
98. Water is normally used as a coolant in the heat exchange equipments mainly because ofits
99. The overall heat transfer co-efficient for a shell and tube heat exchanger for clean surfaces is U0 = 400 W/m2.K. The fouling factor after one year of operation is found to be hd0 = 2000 W/m2.K. The overall heat transfer co-efficient at this time is
100. Forced circulation evaporators are normally used for concentrating liquids having
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