Heat Transfer (NRe.NPr)(D/L) is called the __________ number Graetz Peclet None of these Stanton Graetz Peclet None of these Stanton ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Prandtl number is the reciprocal of Mass diffusivity x Momentum diffusivity Thermal diffusivity/Momentum diffusivity Thermal diffusivity x Mass diffusivity Thermal diffusivity x Momentum Mass diffusivity x Momentum diffusivity Thermal diffusivity/Momentum diffusivity Thermal diffusivity x Mass diffusivity Thermal diffusivity x Momentum ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In which mode of heat transfer, the Biot number is important? Forced convection Transient heat conduction Natural convection Radiation Forced convection Transient heat conduction Natural convection Radiation ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Bulk of the convective heat transfer resistance from a hot tube surface to the fluid flowing in it, is Uniformly distributed throughout the fluid In the central core of the fluid Mainly confined to a thin film of fluid near the surface None of these Uniformly distributed throughout the fluid In the central core of the fluid Mainly confined to a thin film of fluid near the surface None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Mode of heat transfer in which the fluid moves under the influence of changes in fluid pressure produced by external work is called Natural convection Radiation Forced convection Conduction Natural convection Radiation Forced convection Conduction ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a shell and tube heat exchanger, the shell side fluid velocity can not be changed by changing the No. of baffles Tube layout Tube diameter Tube pitch No. of baffles Tube layout Tube diameter Tube pitch ANSWER DOWNLOAD EXAMIANS APP
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