Heat Transfer With increase in temperature, the thermal conductivity of steel Increases Increases exponentially Decreases Remains unchanged Increases Increases exponentially Decreases Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For shell and tube heat exchanger, with increasing heat transfer area, the purchased cost per unit heat transfer area Remains constant Passes through a maxima Decreases Increases Remains constant Passes through a maxima Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A concentric double pipe heat exchanger as compared to the shell and tube heat exchanger for the same heat load requires None of these Lower maintenance cost Less heating surface More space None of these Lower maintenance cost Less heating surface More space 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 Decrease Increase First increase and then decrease First decrease and then increase Decrease Increase First increase and then decrease First decrease and then increase ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The heat transfer co-efficient in film type condensation is __________ that for dropwise condensation. Greater than Is same as Lower than Half Greater than Is same as Lower than Half ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a shell and tube heat exchanger, putting a longitudinal baffle across the shell, forces the shell side fluid to pass __________ through the heat exchanger. Thrice Once Four times Twice Thrice Once Four times Twice ANSWER DOWNLOAD EXAMIANS APP
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