Heat and Mass Transfer The unit of Stefan Boltzmann constant is watt/cm2 °K⁴ watt/cm3 °K watt2/cm °K⁴ watt/cm4 °K watt/cm2 °K⁴ watt/cm3 °K watt2/cm °K⁴ watt/cm4 °K ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The ratio of Nusselt number and the product of Reynold's number and Prandtl number is equal to Peclet number Stanton number Grashoff number Biot number Peclet number Stanton number Grashoff number Biot number ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The emissivity for a black body is 0.5 0.75 1 0.5 0.75 1 ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Thermal conductivity of air at room temperature in kcal/m hr °C is of the order of 0.002 0.01 0.1 0.02 0.002 0.01 0.1 0.02 ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer An ordinary passenger aircraft requires a cooling system of capacity. 2 TR 4 TR 10 TR 8 TR 2 TR 4 TR 10 TR 8 TR ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Thermal conductivity of non-metallic amorphous solids with decrease in temperature Decreases Increases May increase or decrease depending on temperature Remain constant Decreases Increases May increase or decrease depending on temperature Remain constant ANSWER DOWNLOAD EXAMIANS APP
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