Heat Transfer A 2-4 heat exchanger involves Only counter-flow of fluids Only parallel-flow of fluids Both counter and parallel-flow of the fluids Smaller pressure drop compared to 1-2 exchanger Only counter-flow of fluids Only parallel-flow of fluids Both counter and parallel-flow of the fluids Smaller pressure drop compared to 1-2 exchanger ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Rate of crystallisation does not depend upon the Number and active surface area of the crystals Extent of supersaturation Turbulence within the solution None of these Number and active surface area of the crystals Extent of supersaturation Turbulence within the solution None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a cooling tower, water becomes cool by Loosing sensible heat Heat transfer to surroundings Loosing latent heat Vaporisation due to heat loss to air Loosing sensible heat Heat transfer to surroundings Loosing latent heat Vaporisation due to heat loss to air ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For hot feed, forward feeding as compared to backward feeding results in __________ economy. None of these No effect on Increased Decreased None of these No effect on Increased Decreased ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The Nusselt number for fully developed (both thermally and hydrodynamically) laminar flow through a circular pipe whose surface temperature remains constant is 1.66 3.66 Dependent on NRe only 88.66 1.66 3.66 Dependent on NRe only 88.66 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In case of a supercooled solution, which is on the verge of crystallisation, the free energy of the solution as compared to that of the solid is Same Less More More or less; depends on the nature of solution Same Less More More or less; depends on the nature of solution ANSWER DOWNLOAD EXAMIANS APP
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