Heat Transfer For a liquid in laminar flow through a very long tube, when the exit fluid temperature approaches the wall temperature, the equation to be used is Nu = 2Gz0.5 Nu = Gz Nu = Gz Nu = 0.023 Re0.8 . Pr0.4 Nu = 2Gz0.5 Nu = Gz Nu = Gz Nu = 0.023 Re0.8 . Pr0.4 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Evaporation by thermocompression results in the Saving of steam 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 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In the equation Q = UAΔt; Δt is Geometric mean temperature difference Arithmetic mean temperature difference The difference of average bulk temperatures of hot and cold fluids Logarithmic mean temperature difference Geometric mean temperature difference Arithmetic mean temperature difference The difference of average bulk temperatures of hot and cold fluids Logarithmic mean temperature difference ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A perfect black body is a perfect __________ of radiation Both emitter & absorber none of the listed here absorber emitter Both emitter & absorber none of the listed here absorber emitter ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Multiple effect evaporation is generally recommended, when the Fuel is cheaply available Evaporation on small scale is to be done Corrosive liquids are to be concentrated Large scale evaporation of liquor is needed Fuel is cheaply available Evaporation on small scale is to be done Corrosive liquids are to be concentrated Large scale evaporation of liquor is needed ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In case of heat flow by conduction for a cylindrical body with an internal heat source, the nature of temperature distribution is Linear None of these Parabolic Hyperbolic Linear None of these Parabolic Hyperbolic ANSWER DOWNLOAD EXAMIANS APP