Heat Transfer The number of kg vaporised per kg of steam fed to the evaporator is defined as Rate of evaporation Capacity Economy Rate of vaporisation Rate of evaporation Capacity Economy Rate of vaporisation ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat transfer rate described by Fourier's law will decrease, if the __________ increases. Heat transfer area Thickness Temperature difference Thermal conductivity Heat transfer area Thickness Temperature difference Thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Finned tube heat exchangers use metal fins of low thermal conductivity are used for smaller heat load facilitate very large temperature drop through tube wall give larger area per tube use metal fins of low thermal conductivity are used for smaller heat load facilitate very large temperature drop through tube wall give larger area per tube ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For a liquid in laminar flow through a very long tube, when the exit fluid temperature approaches the wall temperature, the equation to be used is Nu = 2Gz0.5 Nu = 0.023 Re0.8 . Pr0.4 Nu = Gz Nu = Gz Nu = 2Gz0.5 Nu = 0.023 Re0.8 . Pr0.4 Nu = Gz Nu = Gz ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Condensing film co-efficient for steam on horizontal tubes ranges from 5000 to 15000 Kcal/hr.m² .°C. Condensation of vapor is carried out inside the tube in a shell and tube heat exchanger, when the Higher condensing film co-efficient is desired Lower pressure drop through the exchanger is desired Temperature of the incoming vapor is very high Condensate is corrosive in nature Higher condensing film co-efficient is desired Lower pressure drop through the exchanger is desired Temperature of the incoming vapor is very high Condensate is corrosive in nature ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The non-dimensional temperature gradient in a liquid at the wall of a pipe is the Prandtl number Schmidt number Heat flux Nusselt number Prandtl number Schmidt number Heat flux Nusselt number ANSWER DOWNLOAD EXAMIANS APP
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