Heat Transfer Black liquor generated during paper manufacture is concentrated in a single effect evaporator single effect evaporator followed by a crystalliser multiple effect evaporators followed by a crystalliser multiple effect evaporator single effect evaporator single effect evaporator followed by a crystalliser multiple effect evaporators followed by a crystalliser multiple effect evaporator ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Hot water (0.01 m³ /min) enters the tube side of a counter current shell and tube heat exchanger at 80°C and leaves at 50°C. Cold oil (0.05 m³/min) of density 800 kg/m³ and specific heat of 2 kJ/kg.K enters at 20°C. The log mean temperature difference in °C is approximately 50 37 45 32 50 37 45 32 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For specified tube outside diameter, higher BWG means higher weight per unit length tube thickness none of the listed here cross-sectional area weight per unit length tube thickness none of the listed here cross-sectional area ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Baffle spacing Should be less than one fifth the diameter of the shell Should be less than the inside diameter of the shell None of these Is not the same as baffle pitch Should be less than one fifth the diameter of the shell Should be less than the inside diameter of the shell None of these Is not the same as baffle pitch ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat transfer efficiency leading of energy conservation in a heat exchanger can be achieved by Increasing the tube length None of these Keeping the heat transfer surface clean Enhancing the fluid pumping rate Increasing the tube length None of these Keeping the heat transfer surface clean Enhancing the fluid pumping rate ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The left face of a one dimensional slab of thickness 0.2 m is maintained at 80°C and the right face is exposed to air at 30°C. The thermal conductivity of the slab is 1.2 W/m.K and the heat transfer co-efficient from the right face is 10 W/m².K. At steady state, the temperature of the right face in °C is 77.2 48.7 71.2 63.8 77.2 48.7 71.2 63.8 ANSWER DOWNLOAD EXAMIANS APP
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