Heat Transfer What is the absorptivity of a black body? 0.78 1 0.95 0.78 1 0.95 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Convective heat transfer co-efficient in case of fluid flowing in tubes is not affected by the tube length/diameter ratio, if the flow is in the __________ zone. transition highly turbulent None of the listed here laminar transition highly turbulent None of the listed here laminar ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A hot body will radiate heat most rapidly, if its surface is White & rough Black & polished Black & rough White & polished White & rough Black & polished Black & rough White & polished ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Boiling point of a solution according to Duhring's rule is a linear function of the __________ of water. Boiling point (at the same pressure) Density Thermal conductivity Viscosity Boiling point (at the same pressure) Density Thermal conductivity Viscosity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer (Cp . μ)/K is termed as the __________ number. Nusselt Grashoff Prandtl Stanton Nusselt Grashoff Prandtl Stanton ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Stefan-Boltzman law applies to __________ body white None of the listed here black grey white None of the listed here black grey ANSWER DOWNLOAD EXAMIANS APP