Heat Transfer The Fourier number (defined as a.t/L²) is used in the analysis of problem involving heat transfer by Forced convection Transient conduction Natural convection Steady state conduction Forced convection Transient conduction Natural convection Steady state conduction 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 81.25 48.25 43.75 35.5 81.25 48.25 43.75 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The driving potential for the crystal growth during crystallisation is the __________ of the solution. Density Super-saturation Concentration Viscosity Density Super-saturation Concentration Viscosity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A multiple effect evaporator has a capacity to process 4000 kg of solid caustic soda per day, when it is concentrating from 10% to 25% solids. The water evaporated in kg per day is 60000 24000 6000 48000 60000 24000 6000 48000 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Mode of heat transfer in which the fluid moves under the influence of changes in fluid pressure produced by external work is called Radiation Natural convection Conduction Forced convection Radiation Natural convection Conduction Forced convection ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Shell side pressure drop in a shell and tube heat exchanger does not depend upon the None of these Baffle spacing & shell diameter Tube diameter & pitch Viscosity, density & mass velocity of shell side fluid None of these Baffle spacing & shell diameter Tube diameter & pitch Viscosity, density & mass velocity of shell side fluid ANSWER DOWNLOAD EXAMIANS APP
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