Heat Transfer Peclet number (Pe) is given by Pe = Re.Pr Pe = Nu.Re Pe = Pr/Re Pe = Re/Pr Pe = Re.Pr Pe = Nu.Re Pe = Pr/Re Pe = Re/Pr ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a shell and tube type heat exchanger, the floating tube bundle heat arrangement is used In high range of temperature differences Because of its low cost To prevent corrosion of the tube bundles In low range of temperature differences In high range of temperature differences Because of its low cost To prevent corrosion of the tube bundles In low range of temperature differences ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In an extended surface heat exchanger, fluid having lower co-efficient Flows outside the tubes Flows through the tube Can flow either inside or outside the tubes Should not be used as it gives very high pressure drop Flows outside the tubes Flows through the tube Can flow either inside or outside the tubes Should not be used as it gives very high pressure drop ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Stefan-Boltzman law applies to __________ body white black None of the listed here grey white black None of the listed here grey ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Hot water (0.01 m³ /min) enters the tube side of a counter current shell and tube heat exchanger at 80°C and leaves at 50°C. Cold oil (0.05 m³/min) of density 800 kg/m³ and specific heat of 2 kJ/kg.K enters at 20°C. The log mean temperature difference in °C is approximately 37 45 50 32 37 45 50 32 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat transfer rate described by Fourier's law will decrease, if the __________ increases. Heat transfer area Thickness Thermal conductivity Temperature difference Heat transfer area Thickness Thermal conductivity Temperature difference ANSWER DOWNLOAD EXAMIANS APP
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