Heat Transfer In case of a vertical tube evaporator, with increase in the liquor level, the True temperature drop increases Capacity of the evaporator is increased Both B and C Capacity of the evaporator is decreased True temperature drop increases Capacity of the evaporator is increased Both B and C Capacity of the evaporator is decreased ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer _______ paint has the maximum absorption coefficient. Grey White Yellow Black Grey White Yellow Black ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following is generally considered as opaque surface towards radiations? Both solids & liquids Liquids Solids Gases Both solids & liquids Liquids Solids Gases ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Thermal diffusivity of a material All of these Is defined as K/ρ . Cp Is the ratio of thermal conductivity to thermal capacity Has the unit m² /sec All of these Is defined as K/ρ . Cp Is the ratio of thermal conductivity to thermal capacity Has the unit m² /sec 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) Independent of T α 1/T αT α T⁴ Independent of T α 1/T αT α T⁴ ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In forced convection, the heat transfer depends on Re, Gr mainly Gr Re, Pr none of the listed here Re, Gr mainly Gr Re, Pr none of the listed here ANSWER DOWNLOAD EXAMIANS APP
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