Heat Transfer An insulator should have A porous structure Less resistance to heat flow Low thermal conductivity High thermal conductivity A porous structure Less resistance to heat flow Low thermal conductivity High thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Increasing the liquor level in the evaporator results in the decreased capacity increased true temperature drop decreased effect of hydrostatic head increase in liquor film co-efficient decreased capacity increased true temperature drop decreased effect of hydrostatic head increase in liquor film co-efficient ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Stefen's block body radiation law can also be derived from __________ law. Planck's Fourier's Kirchoffs None of these Planck's Fourier's Kirchoffs None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat transfer occurs by natural convection because change in temperature causes difference in Thermal conductivity Density Viscosity Heat capacity Thermal conductivity Density Viscosity Heat capacity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Dietus-Boelter equation used for the determination of heat transfer co-efficient is valid when Grashhoff number is very important for fluids in tubulent flow for fluids in laminar flow none of the listed here when Grashhoff number is very important for fluids in tubulent flow for fluids in laminar flow none of the listed here ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer At what value of Prandtl number, conduction is negligible in the turbulent core of a fluid flowing through a heated pipe? < 0.5 > 0.6 < 0.1 0.5 < 0.5 > 0.6 < 0.1 0.5 ANSWER DOWNLOAD EXAMIANS APP
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