Heat Transfer Asymptotic conditions is reached, when for a fluid flowing in laminar flow through a long tube Graetz number > 100 Exit fluid temperature < wall temperature Exit-fluid temperature > wall temperature Exit fluid temperature = wall temperature Graetz number > 100 Exit fluid temperature < wall temperature Exit-fluid temperature > wall temperature Exit fluid temperature = wall temperature ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The equation, (NSt x N2/3Pr) = f/2, is the __________ analogy. None of these Prandtl Reynolds Colburn None of these Prandtl Reynolds Colburn ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In natural convection heat transfer, the correlating parameter is the Eckert number Bond number Graetz number Grashoff number Eckert number Bond number Graetz number Grashoff number ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Prandtl and Reynold's analogies are identical for Prandtl number value of 5 0.5 1 5 0.5 1 ANSWER DOWNLOAD EXAMIANS APP
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 could be greater or smaller than hd hf < hd hf > hd hf = hd hf could be greater or smaller than hd hf < hd hf > hd ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat exchangers operating, when the asymptotic range is reached, Results in making part of the heating surface inactive Results in abruptly increased velocity Provide very large heat transfer co-efficient None of these Results in making part of the heating surface inactive Results in abruptly increased velocity Provide very large heat transfer co-efficient None of these ANSWER DOWNLOAD EXAMIANS APP
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