Heat Transfer A concentric double pipe heat exchanger as compared to the shell and tube heat exchanger for the same heat load requires Lower maintenance cost More space Less heating surface None of these Lower maintenance cost More space Less heating surface None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A body cools down from 75°C to 70°C in 10 minutes. It will cool down from 70° C to 65° C in __________ minutes. 10 Either B or C, depends on the mass of the body >10 10 Either B or C, depends on the mass of the body >10 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer An equipment which converts the latent or sensible heat of one fluid into the latent heat of vaporisation of another, is called a regenerator heat exchanger boiler recuperator regenerator heat exchanger boiler recuperator ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following is concerned with both heat and mass transfer ? Kutateladze number Lewis relationship Froude number Nusselt number Kutateladze number Lewis relationship Froude number Nusselt number ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A multiple effect evaporator has a capacity to process 4000 kg of solid caustic soda per day, when it is concentrating from 10% to 25% solids. The water evaporated in kg per day is 60000 24000 48000 6000 60000 24000 48000 6000 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Thickness of thermal boundary layer is more compared to that of hydrodynamic boundary layer, when the value of Prandtl number is < 1 > 1 1 > 5 < 1 > 1 1 > 5 ANSWER DOWNLOAD EXAMIANS APP
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