Heat Transfer The heat flux in the nucleate boiling regimes is proportional to (where, ΔT = excess temperature) √(ΔT) (ΔT)³ (ΔT)⁴ (ΔT)² √(ΔT) (ΔT)³ (ΔT)⁴ (ΔT)² ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The inside heat transfer co-efficient in case of turbulent flow of liquid in the tube side in a 1-2 shell and tube heat exchanger is increased by __________ times, when the number of tube passes is increased to 8. 20.4 40.8 40.4 20.8 20.4 40.8 40.4 20.8 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Nucleate boiling is promoted On rough surfaces On polished surfaces In the absence of agitation None of these On rough surfaces On polished surfaces In the absence of agitation None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer When warm and cold liquids are mixed, the heat transfer is mainly by conduction convection none of the listed here radiation conduction convection none of the listed here radiation ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Steam side heat transfer co-efficient in an evaporator is in the range of __________ kcal/hr.m²°C. 5000-15000 1000-1500 100-500 18537 5000-15000 1000-1500 100-500 18537 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The Nusselt number for fully developed (both thermally and hydrodynamically) laminar flow through a circular pipe, where the wall heat flux is constant, is 2.36 Dependent on NRe only 4.36 120.36 2.36 Dependent on NRe only 4.36 120.36 ANSWER DOWNLOAD EXAMIANS APP
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