Heat Transfer Rate of heat transfer by vaporisation from pools of water is affected by the Viscosity of water All of these Surface tension of water Nature of heating surface and distribution of bubbles Viscosity of water All of these Surface tension of water Nature of heating surface and distribution of bubbles ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat transfer by conduction results due to the transfer of free electrons, kinetic energy & vibrational energy from one molecule to another. Conduction heat transfer can not take place From one part of a body to the another part of the same body Between two bodies not in physical contact with each other Between two bodies in physical contact with each other Both B & C From one part of a body to the another part of the same body Between two bodies not in physical contact with each other Between two bodies in physical contact with each other Both B & C ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Use of transverse baffles in a shell and tube heat exchanger is done to increase the Turbulence of shell side fluid Flow velocity Rate of heat transfer All of these Turbulence of shell side fluid Flow velocity Rate of heat transfer All of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Economy of a multiple effect evaporator is not influenced much by the boiling point elevations rate of heat transfer ratio of the weight of the thin liquor to thick liquor temperature of the feed boiling point elevations rate of heat transfer ratio of the weight of the thin liquor to thick liquor temperature of the feed ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The critical radius 'r' of insulation on a pipe is given by r = k/2h r = h/k r = 2k/h r = k/h r = k/2h r = h/k r = 2k/h r = k/h ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Asymptotic conditions is reached, when for a fluid flowing in laminar flow through a long tube Exit fluid temperature = wall temperature 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 ANSWER DOWNLOAD EXAMIANS APP
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