Heat Transfer For __________ Prandtl number values, the heat conduction will be negligible in the buffer zone. Extremely low High Low No Extremely low High Low No ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following is not used as a medium for high temperature heating ? dowtherm mercury liquid metal None of the listed here dowtherm mercury liquid metal None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer If Prandtl number is greater than the Schmidt number, then the thermal & concentration boundary layers are of equal thickness none of the listed here thermal boundary layer lies inside the concentration boundary layer concentration boundary layer lies inside the thermal boundary layer thermal & concentration boundary layers are of equal thickness none of the listed here thermal boundary layer lies inside the concentration boundary layer concentration boundary layer lies inside the thermal boundary layer ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In case of a vertical tube evaporator, with increase in the liquor level, the Both B and C Capacity of the evaporator is increased Capacity of the evaporator is decreased True temperature drop increases Both B and C Capacity of the evaporator is increased Capacity of the evaporator is decreased True temperature drop increases ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In Fourier's law, the proportionality constant is called the Heat transfer co-efficient Stefan-Boltzman constant Thermal conductivity Thermal diffusivity Heat transfer co-efficient Stefan-Boltzman constant Thermal conductivity Thermal diffusivity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Walls of a cubical oven are of thickness l, and they are made of material of thermal conductivity k. The temperature inside the oven is 100°C and the inside heat transfer co-efficient is 3k/l. If the wall temperature on the outside is held at 25°C, what is the inside wall temperature in degree centigrade? 35.5 48.25 81.25 43.75 35.5 48.25 81.25 43.75 ANSWER DOWNLOAD EXAMIANS APP
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