Heat Transfer Heat flux, as defined in heat flow is analogous to __________ in electricity flow. Current None of these Voltage Resistance Current None of these Voltage Resistance ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Low thermal conductivity of heat insulating materials is due to its Dense structure High specific heat None of these High proportion of air space Dense structure High specific heat None of these High proportion of air space 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 100-500 18537 1000-1500 5000-15000 100-500 18537 1000-1500 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following is unimportant in forced convection ? Prandtl number Reynolds number Grashhoff number none of the listed here Prandtl number Reynolds number Grashhoff number none of the listed here 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? Interfacial tension Hot surface temperature Liquid viscosity Liquid density Interfacial tension Hot surface temperature Liquid viscosity Liquid density ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer With increase in temperature, the thermal conductivity of most liquids Remains same Decreases First increases upto a certain temperature and then becomes constant Increases Remains same Decreases First increases upto a certain temperature and then becomes constant Increases ANSWER DOWNLOAD EXAMIANS APP
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