Heat Transfer The non-dimensional temperature gradient in a liquid at the wall of a pipe is the Nusselt number Heat flux Prandtl number Schmidt number Nusselt number Heat flux Prandtl number Schmidt number ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer With increase in temperature, the thermal conductivity of steel Decreases Increases exponentially Remains unchanged Increases Decreases Increases exponentially Remains unchanged Increases ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Thickness of thermal boundary layer is more compared to that of hydrodynamic boundary layer, when the value of Prandtl number is < 1 > 5 > 1 1 < 1 > 5 > 1 1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which area is used in case of heat flow by conduction through a cylinder ? Geometric mean area Logarithmic mean area Arithmetic mean area None of the listed here Geometric mean area Logarithmic mean area Arithmetic mean area None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In an extended surface heat exchanger, fluid having lower co-efficient Should not be used as it gives very high pressure drop Flows through the tube Can flow either inside or outside the tubes Flows outside the tubes Should not be used as it gives very high pressure drop Flows through the tube Can flow either inside or outside the tubes Flows outside the tubes ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer According to Reynolds analogy, Stanton number is equal to f/2 2f f/4 f f/2 2f f/4 f ANSWER DOWNLOAD EXAMIANS APP
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