Heat Transfer The ratio of momentum diffusivity to thermal diffusivity is the __________ number. Stanton Grashoff Prandtl Nusselt Stanton Grashoff Prandtl Nusselt ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The Nusselt number for fully developed (both thermally and hydrodynamically) laminar flow through a circular pipe, where the wall heat flux is constant, is 2.36 120.36 Dependent on NRe only 4.36 2.36 120.36 Dependent on NRe only 4.36 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Steam side heat transfer co-efficient in an evaporator is in the range of __________ kcal/hr.m²°C. 18537 5000-15000 100-500 1000-1500 18537 5000-15000 100-500 1000-1500 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer jH factor for heat transfer depends upon the __________ number. Reynolds Biot Prandtl Nusselt Reynolds Biot Prandtl Nusselt ANSWER DOWNLOAD EXAMIANS APP
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) α 1/T αT Independent of T α T⁴ α 1/T αT Independent of T α T⁴ ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer An insulator should have A porous structure Less resistance to heat flow High thermal conductivity Low thermal conductivity A porous structure Less resistance to heat flow High thermal conductivity Low thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
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