Heat Transfer Film condensation is promoted on a/an __________ surface. clean & smooth oily dirty coated clean & smooth oily dirty coated ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For flow over a flat plate, the ratio of thermal boundary layer thickness, 'xt' and hydrodynamic boundary layer thickness 'x' is equal to (where, NPr = Prandtl number) NPr-1/3 NPr-1 NPr1/3 NPr NPr-1/3 NPr-1 NPr1/3 NPr ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Dietus-Boelter equation cannot be used for molten metals mainly due to its very low Grashoff number viscosity thermal conductivity Prandtl number Grashoff number viscosity thermal conductivity Prandtl number ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Rate of crystallisation does not depend upon the Turbulence within the solution None of these Number and active surface area of the crystals Extent of supersaturation Turbulence within the solution None of these Number and active surface area of the crystals Extent of supersaturation ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Graetz number is given by mCp/kμ kμ/mCp mCp/kL kL/mCp mCp/kμ kμ/mCp mCp/kL kL/mCp ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For a fluid flowing in an annulus space, the wetted perimeter for heat transfer and pressure drop are Linearly related Different Same Never different Linearly related Different Same Never different ANSWER DOWNLOAD EXAMIANS APP
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