Heat Transfer Heat transfer occurs by natural convection because change in temperature causes difference in Density Viscosity Heat capacity Thermal conductivity Density Viscosity Heat capacity Thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer With increase in porosity, the thermal conductivity of a solid substance Remains unchanged May increase or decrease; depends on the solid Decreases Increases Remains unchanged May increase or decrease; depends on the solid Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer To reduce the tube side pressure drop for the same flow rate, the heat exchanger recomended is 1-2 heat exchanger 1-1 heat exchanger 2-4 heat exchanger 3-2 heat exchanger 1-2 heat exchanger 1-1 heat exchanger 2-4 heat exchanger 3-2 heat exchanger ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Boiling of milk in an open vessel is an example of __________ boiling. Sub-cooled None of these Saturated nucleate Film Sub-cooled None of these Saturated nucleate Film 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? 48.25 35.5 81.25 43.75 48.25 35.5 81.25 43.75 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which is the most suitable for the concentration of foamy & frothy liquors? None of these Open pan evaporator Agitated film evaporator Long tube vertical evaporator None of these Open pan evaporator Agitated film evaporator Long tube vertical evaporator ANSWER DOWNLOAD EXAMIANS APP
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