Heat Transfer In an interphase heat transfer process, the equilibrium state corresponds to equality of temperature in the two phases, while the condition for equilibrium in an interphase mass transfer process is equality of Mass transfer co-efficients Chemical potentials Activity co-efficients Concentrations Mass transfer co-efficients Chemical potentials Activity co-efficients Concentrations ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Baffle spacing 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 Should be less than one fifth the diameter of the shell Should be less than the inside diameter of the shell ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Fluid motion in the natural convection heat transfer between a solid surface and a fluid in contact with it, results from the Buoyancy of the bubbles produced at active nucleation site Existence of thermal boundary layer None of these Temperature gradient produced due to density difference Buoyancy of the bubbles produced at active nucleation site Existence of thermal boundary layer None of these Temperature gradient produced due to density difference 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
Heat Transfer Convective heat transfer, in which heat is transferred by movement of warmed matter is described by Fourier's law None of these Fick's law Newton's law of cooling Fourier's law None of these Fick's law Newton's law of cooling ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer What is the unit of thermal conductivity ? Kcal/hr. °C Kcal/hr.m Kcal/hr. m² °C Kcal/hr.m.°C Kcal/hr. °C Kcal/hr.m Kcal/hr. m² °C Kcal/hr.m.°C ANSWER DOWNLOAD EXAMIANS APP
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