Heat Transfer What is the emissivity of a black body? 0.9 1 0.5 0.9 1 0.5 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a shell and tube type heat exchanger, the floating tube bundle heat arrangement is used To prevent corrosion of the tube bundles Because of its low cost In low range of temperature differences In high range of temperature differences To prevent corrosion of the tube bundles Because of its low cost In low range of temperature differences In high range of temperature differences ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer With increase in temperature, the total emissivity of conductors Increases Decreases Remains same Decreases linearly Increases Decreases Remains same Decreases linearly ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a heat exchanger, floating head is provided to facilitate cleaning of the exchanger increase the heat transfer area increase log mean temperature gradient relieve stresses caused by thermal expansion facilitate cleaning of the exchanger increase the heat transfer area increase log mean temperature gradient relieve stresses caused by thermal expansion ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Stefan-Boltzman law applies to __________ body None of the listed here grey black white None of the listed here grey black white ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer 'Duhring's plot' is of use in Evaporation Leaching Extractive distillation Absorption Evaporation Leaching Extractive distillation Absorption ANSWER DOWNLOAD EXAMIANS APP
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