Heat Transfer Peclet number (Pe) is given by Pe = Nu.Re Pe = Re.Pr Pe = Pr/Re Pe = Re/Pr Pe = Nu.Re Pe = Re.Pr Pe = Pr/Re Pe = Re/Pr ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The purpose of providing a 'catchall' in the vapor line of an evaporator is to Regulate the vapor flow Vent the non-condensible gases Arrest the entrained liquid Create vacuum Regulate the vapor flow Vent the non-condensible gases Arrest the entrained liquid Create vacuum ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Thermal conductivity of a gas at low density, __________ with increase in temperature. Increases May increase or decrease; depends on the gas Remains unchanged Decreases Increases May increase or decrease; depends on the gas Remains unchanged Decreases ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Among liquids, water has a comparatively high value of thermal conductivity, due to its Low density Partial ionisation High viscosity Dense structure Low density Partial ionisation High viscosity Dense structure ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Use of transverse baffles in a shell and tube heat exchanger is done to increase the Turbulence of shell side fluid Rate of heat transfer All of these Flow velocity Turbulence of shell side fluid Rate of heat transfer All of these Flow velocity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat transfer by conduction in the turbulent core of a fluid flowing through a heated pipe is negligible, if the value of Prandtl number is 0.6 0.2 0.4 0.8 0.6 0.2 0.4 0.8 ANSWER DOWNLOAD EXAMIANS APP
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