Heat Transfer Which of the following parameters of the fluid is not very important, while deciding its route in a shell and tube heat exchanger? Corrosiveness & fouling characteristics Density Viscosity Pressure Corrosiveness & fouling characteristics Density Viscosity Pressure ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The heat transfer co-efficient in film type condensation is __________ that for dropwise condensation. Is same as Lower than Greater than Half Is same as Lower than Greater than Half ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The range of electromagnetic spectrum important in heat transfer by radiation is __________ microns. 0.5-50 100-1000 5-50 0.38-0.78 0.5-50 100-1000 5-50 0.38-0.78 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer With increase in temperature, the thermal conductivity of most liquids First increases upto a certain temperature and then becomes constant Remains same Increases Decreases First increases upto a certain temperature and then becomes constant Remains same Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Water is normally used as a coolant in the heat exchange equipments mainly because ofits Low density Low viscosity Abundance & high heat capacity High fluidity Low density Low viscosity Abundance & high heat capacity High fluidity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following has the lowest overall heat transfer co-efficient? Air Water Dowtherm Molten sodium Air Water Dowtherm Molten sodium ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS