Heat Transfer The wavelength at which the maximum monochromatic emissive power occurs for a black body, is (where, T = absolute temperature of the black body) αT Independent of T α 1/T α T⁴ αT Independent of T α 1/T α T⁴ ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Natural convection is characterised by Reynolds number Grashhoff number Prandtl number Peclet number Reynolds number Grashhoff number Prandtl number Peclet number ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Graetz number is given by kμ/mCp mCp/kμ mCp/kL kL/mCp kμ/mCp mCp/kμ mCp/kL kL/mCp ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer What is the steam economy in case of a single effect evaporator system? 1 0.1 < 1 >1 1 0.1 < 1 >1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Corrosiveness of steam condensate is due to the presence of Both A & B Neither A nor B CO₂ Dissolved O₂ Both A & B Neither A nor B CO₂ Dissolved O₂ ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Low thermal conductivity of heat insulating materials is due to its High proportion of air space Dense structure None of these High specific heat High proportion of air space Dense structure None of these High specific heat ANSWER DOWNLOAD EXAMIANS APP
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