Heat Transfer Extremely large or small volumes of fluids are generally best routed through the shell side of a shell and tube heat exchanger, because of the High heat transfer co-efficient Low pressure drop Less corrosion problems Flexibility possible in the baffle arrangement High heat transfer co-efficient Low pressure drop Less corrosion problems Flexibility possible in the baffle arrangement ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A sphere of radius 'R₁' is enclosed in a sphere of radius 'R₂'. The view (or shape) factor for radiative heat transfer of the outer sphere with respect to the inner sphere is R₂/(R₁+R₂) (R₁/R₂)2 1 R₂/(R₁+R₂) (R₁/R₂)2 1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The number of kg vaporised per kg of steam fed to the evaporator is defined as Rate of vaporisation Capacity Economy Rate of evaporation Rate of vaporisation Capacity Economy Rate of evaporation ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer With increase in temperature, the thermal conductivity of most liquids Remains same First increases upto a certain temperature and then becomes constant Decreases Increases Remains same First increases upto a certain temperature and then becomes constant Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Log mean temperature difference (LMTD) cannot be used, if none of the listed here heat transfer co-efficient over the entire heat exchanger is not constant there exists an unsteady state the heat capacity is not constant and there is a phase change. none of the listed here heat transfer co-efficient over the entire heat exchanger is not constant there exists an unsteady state the heat capacity is not constant and there is a phase change. ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For a fluid flowing in an annulus space, the wetted perimeter for heat transfer and pressure drop are Different Same Never different Linearly related Different Same Never different Linearly related ANSWER DOWNLOAD EXAMIANS APP
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