Heat Transfer At what value of Prandtl number, the hydrodynamic and thermal boundary layers are identical? 1.5 80 0.5 1 1.5 80 0.5 1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Stefen's block body radiation law can also be derived from __________ law. None of these Fourier's Planck's Kirchoffs None of these Fourier's Planck's Kirchoffs ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Presence of a non-condensing gas in a condensing vapour increases the rate of condensation is desirable to increase the film co-efficient None of the listed here decreases thermal resistance increases the rate of condensation is desirable to increase the film co-efficient None of the listed here decreases thermal resistance ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The purpose of providing bleed points in the evaporator is to Remove the product Admit the feed Create vacuum Facilitate removal of non-condensable gases Remove the product Admit the feed Create vacuum Facilitate removal of non-condensable gases ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The purpose of providing expansion bellows in the shell of tubular exchanger is to Impart structural strength Facilitate increase of shell length, if needed Increase the heating load Account for the uneven expansion of shell and tube bundles Impart structural strength Facilitate increase of shell length, if needed Increase the heating load Account for the uneven expansion of shell and tube bundles ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a heat exchanger, floating head is provided to increase log mean temperature gradient facilitate cleaning of the exchanger relieve stresses caused by thermal expansion increase the heat transfer area increase log mean temperature gradient facilitate cleaning of the exchanger relieve stresses caused by thermal expansion increase the heat transfer area ANSWER DOWNLOAD EXAMIANS APP