Heat Transfer If a single tube pass heat exchanger is converted to two pass, then for the same flow rate, the pressure drop per unit length in tube side will Decrease by 22 Remain unchanged Increase by 216 Increase by 1.8 times Decrease by 22 Remain unchanged Increase by 216 Increase by 1.8 times ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer With increase in temperature, the thermal conductivity of non-metallic amorphous solids None of the listed here increases remains same decreases None of the listed here increases remains same decreases 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. None of the listed here highly turbulent transition laminar None of the listed here highly turbulent transition laminar ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The driving potential for the crystal growth during crystallisation is the __________ of the solution. Super-saturation Concentration Density Viscosity Super-saturation Concentration Density Viscosity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Radiation heat losses from satisfactorily insulated high pressure boilar may be about __________ percent. 26 1 18 7 26 1 18 7 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The average heat transfer co-efficient for laminar film condensation on vertical surface is inversely proportional to (where, ΔT = Temperature drop across condensate film ) None of the listed here ΔT (ΔT)2 (ΔT)1/4 None of the listed here ΔT (ΔT)2 (ΔT)1/4 ANSWER DOWNLOAD EXAMIANS APP
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