Heat Transfer For a cold dilute feed to produce thick viscous liquor, backward feeding as compared to forward feeding results in Lower capacity Increased economy Decreased economy No effect on economy Lower capacity Increased economy Decreased economy No effect on economy ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer What is the emissivity of a black body? 1 0.9 0.5 1 0.9 0.5 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Absorptivity and refletivity of a perfect black body are respectively 1 and ? 1 and 0 0 and 1 0 and 0.5 1 and ? 1 and 0 0 and 1 0 and 0.5 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For a given ambient air temperature with increase in the thickness of insulation of a hot cylinderical pipe, the rate of heat loss from the surface would First increase and then decrease Increase Decrease First decrease and then increase First increase and then decrease Increase Decrease First decrease and then increase ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following is the most controlling factor for the rate of bubble detachment from the hot solid surface? Hot surface temperature Interfacial tension Liquid viscosity Liquid density Hot surface temperature Interfacial tension Liquid viscosity Liquid density ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat transfer efficiency leading of energy conservation in a heat exchanger can be achieved by Keeping the heat transfer surface clean None of these Enhancing the fluid pumping rate Increasing the tube length Keeping the heat transfer surface clean None of these Enhancing the fluid pumping rate Increasing the tube length ANSWER DOWNLOAD EXAMIANS APP
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