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 α 1/T Independent of T α T⁴ αT α 1/T Independent of T α T⁴ ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The statement that "maximum wavelength of radiation is inversly proportional to the temperature" is __________ law. Planck's Wien's displacement Stefan-Boltzman's None of these Planck's Wien's displacement Stefan-Boltzman's None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a single effect evaporator, the economy is > 1 1 < 1 None of these > 1 1 < 1 None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Water always boils when its Saturated vapour pressure equals the external pressure on its surface Saturated vapour pressure is less than the atmospheric pressure Vapour pressure equals 76 cm of Hg Temperature reaches 100° C Saturated vapour pressure equals the external pressure on its surface Saturated vapour pressure is less than the atmospheric pressure Vapour pressure equals 76 cm of Hg Temperature reaches 100° C ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer jH factor for heat transfer depends upon the __________ number. Biot Nusselt Reynolds Prandtl Biot Nusselt Reynolds Prandtl ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A BTU/hr.ft.2 °F is equal to 1 kcal/hr. m².°K 4.88 kcal/hr. m.2°C 1 kcal/hr. m²°C None of these 1 kcal/hr. m².°K 4.88 kcal/hr. m.2°C 1 kcal/hr. m²°C None of these ANSWER DOWNLOAD EXAMIANS APP
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