Heat Transfer Dietus-Boelter equation cannot be used for molten metals mainly due to its very low thermal conductivity Prandtl number Grashoff number viscosity thermal conductivity Prandtl number Grashoff number viscosity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The non-dimensional temperature gradient in a liquid at the wall of a pipe is the Heat flux Schmidt number Prandtl number Nusselt number Heat flux Schmidt number Prandtl number Nusselt number ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Convective heat transfer co-efficient in case of fluid flowing in tubes is not affected by the tube length/diameter ratio, if the flow is in the __________ zone. transition None of the listed here highly turbulent laminar transition None of the listed here highly turbulent laminar ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Reason for operating an evaporator in multiple effect is to secure Both A and B Decreased steam consumption Increased capacity Increased steam economy Both A and B Decreased steam consumption Increased capacity Increased steam economy ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following has the minimum absorptivity? Iron plates Coal dust Aluminium foil Refractory bricks Iron plates Coal dust Aluminium foil Refractory bricks ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which is the most suitable for the concentration of foamy & frothy liquors? Agitated film evaporator None of these Long tube vertical evaporator Open pan evaporator Agitated film evaporator None of these Long tube vertical evaporator Open pan evaporator ANSWER DOWNLOAD EXAMIANS APP
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