Heat Transfer For condensation of pure vapors, if the heat transfer co-efficients in filmwise and drop-wise condensation are respectively hf and hd, then hf = hd hf > hd hf < hd hf could be greater or smaller than hd hf = hd hf > hd hf < hd hf could be greater or smaller than hd ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following has the minimum thermal conductivity? Tar Nitrogen Carbon black Steel Tar Nitrogen Carbon black Steel ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Double pipe heat exchangers are preferably useful, when Requirement of heat transfer area is low Overall heat transfer co-efficient is very high High viscosity liquid is to be cooled A corrosive liquid is to be heated Requirement of heat transfer area is low Overall heat transfer co-efficient is very high High viscosity liquid is to be cooled A corrosive liquid is to be heated ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer 1000 kg of wet solids are to be dried from 60% to 20% moisture (by weight). The mass of moisture removed in kg is 400 500 520 200 400 500 520 200 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer An ejector is used to Increase pressure None of these Increase temperature Remove condensate Increase pressure None of these Increase temperature Remove condensate ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Conduction occurs in the buffer zone for a fluid flowing through a heated pipe, only when Prandtl number is >1 < 1 0.1 L >1 < 1 0.1 L ANSWER DOWNLOAD EXAMIANS APP
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