Heat Transfer In a single evaporator system, the steam economy __________ by creating vacuum in the evaporator. Remains constant May increase or decrease, depends on the vacuum Decreases Increases Remains constant May increase or decrease, depends on the vacuum Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following parameters of the fluid is not very important, while deciding its route in a shell and tube heat exchanger? Corrosiveness & fouling characteristics Pressure Viscosity Density Corrosiveness & fouling characteristics Pressure Viscosity Density ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which area is used in case of heat flow by conduction through a cylinder ? Logarithmic mean area Geometric mean area Arithmetic mean area None of the listed here Logarithmic mean area Geometric mean area Arithmetic mean area None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer What is the emissivity of a black body? 1 0.9 0.5 1 0.9 0.5 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat transfer co-efficient (h1) for liquids increases with Decreasing temperature None of these Decreasing Reynolds number Increasing temperature Decreasing temperature None of these Decreasing Reynolds number Increasing temperature ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The number of kg vaporised per kg of steam fed to the evaporator is defined as Rate of evaporation Capacity Economy Rate of vaporisation Rate of evaporation Capacity Economy Rate of vaporisation ANSWER DOWNLOAD EXAMIANS APP
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