Heat Transfer Prandtl number is the reciprocal of Mass diffusivity x Momentum diffusivity Thermal diffusivity x Momentum Thermal diffusivity x Mass diffusivity Thermal diffusivity/Momentum diffusivity Mass diffusivity x Momentum diffusivity Thermal diffusivity x Momentum Thermal diffusivity x Mass diffusivity Thermal diffusivity/Momentum diffusivity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The Graetz number is concerned with the heat transfer in turbulent flow mass transfer between a gas and a liquid heat transfer in laminar flow absorption with chemical reaction heat transfer in turbulent flow mass transfer between a gas and a liquid heat transfer in laminar flow absorption with chemical reaction ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which is the best tube arrangement (in a shell and tube heat exchanger) if the fluids are clean and non-fouling? Triangular pitch None of these Diagonal square pitch Square pitch Triangular pitch None of these Diagonal square pitch Square pitch ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A hot body will radiate heat most rapidly, if its surface is White & polished White & rough Black & rough Black & polished White & polished White & rough Black & rough Black & polished ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Maximum heat transfer rate is obtained in __________ flow. Laminar Turbulent Transition region Creeping Laminar Turbulent Transition region Creeping 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 Density Viscosity Pressure Corrosiveness & fouling characteristics Density Viscosity Pressure ANSWER DOWNLOAD EXAMIANS APP
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