Heat Transfer Open pan evaporators are preferred to be used, when the solution to be concentrated is Salty Corrosive Scaling Highly viscous Salty Corrosive Scaling Highly viscous ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Reynold's analogy states that (where, St = Stanton number f = friction factor) St = f/2 St = f1/2 St = f/4 St = 4f St = f/2 St = f1/2 St = f/4 St = 4f ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Evaporation by thermocompression results in the Both A and B Realisation of multiple effect economy in a single effect None of these Saving of steam Both A and B Realisation of multiple effect economy in a single effect None of these Saving of steam ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The film thickness for laminar film condensation on vertical surface __________ from top to bottom. Cummulatively increases Remains constant And the surface conductance increase Cummulatively decreases Cummulatively increases Remains constant And the surface conductance increase Cummulatively decreases 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 0.15 555 0.55 55.5 0.15 555 0.55 55.5 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The ratio of total radiating power to the absorptivity of the body depends upon the __________ as per Kirchoffs law. Wavelength of radiation Temperature of the body None of these Nature of the body Wavelength of radiation Temperature of the body None of these Nature of the body ANSWER DOWNLOAD EXAMIANS APP