Heat Transfer Peclet number (Pe) is given by Pe = Re/Pr Pe = Nu.Re Pe = Re.Pr Pe = Pr/Re Pe = Re/Pr Pe = Nu.Re Pe = Re.Pr Pe = Pr/Re ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A body is called grey if the monochromatic emissivity of the body is Unity Different for all wavelengths Same for all wavelengths Zero Unity Different for all wavelengths Same for all wavelengths Zero ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A perfect black body is a perfect __________ of radiation absorber Both emitter & absorber emitter none of the listed here absorber Both emitter & absorber emitter none of the listed here ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer An equipment which converts the latent or sensible heat of one fluid into the latent heat of vaporisation of another, is called a recuperator heat exchanger boiler regenerator recuperator heat exchanger boiler regenerator ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The outlet temperature of cooling water in a heat exchanger is generally not allowed to exceed above 50°C in industrial practice mainly to avoid Excessive corrosion Its evaporation loss Uneconomic LMTD Decrease in heat exchanger efficiency Excessive corrosion Its evaporation loss Uneconomic LMTD Decrease in heat exchanger efficiency ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer With the increase of temperature, the Col-burn jH factor Increases Decreases May increase or decrease ; depending on temperature Remains unchanged Increases Decreases May increase or decrease ; depending on temperature Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
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