Heat Transfer In a liquid-liquid heat exchanger, for the same process temperature, the ratio of the LMTD in parallel flow to the LMTD in counter flow is always < 1 1 ∞ > 1 < 1 1 ∞ > 1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer 'Duhring's plot' is of use in Leaching Absorption Extractive distillation Evaporation Leaching Absorption Extractive distillation Evaporation ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a shell and tube heat exchanger, the tube side heat transfer co-efficient just at the entrance of the tube is None of these Same as average heat transfer co-efficient for tube side Zero Infinity None of these Same as average heat transfer co-efficient for tube side Zero Infinity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Dropwise condensation is promoted on a/an __________ surface. Glazed Oily Smooth Coated Glazed Oily Smooth Coated ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A metal ball of radius 0.1 m at a uniform temperature of 90°C is left in air at 30°C. The density and the specific heat of the metal are 3000 kg/m³ and 0.4 kJ/kg.K respectively. The heat transfer co-efficient is 50 W/m².K Neglecting the temperature gradients inside the ball, the time taken (in hours) for the ball to cool to 60°C is 55.5 555 0.55 0.15 55.5 555 0.55 0.15 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a parallel flow heat exchanger, if the outlet temperature of hot and cold fluids are the same, then the log mean temperature difference (LMTD) is Minimum Zero Infinity Maximum Minimum Zero Infinity Maximum ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS