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 T⁴ α 1/T Independent of T αT α T⁴ α 1/T Independent of T ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Film boiling occurs at __________ pressure. atmospheric very high none of the listed here negative atmospheric very high none of the listed here negative ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The inside heat transfer co-efficient in case of turbulent flow of liquid in the tube side in a 1-2 shell and tube heat exchanger is increased by __________ times, when the number of tube passes is increased to 8. 20.4 20.8 40.4 40.8 20.4 20.8 40.4 40.8 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Water is normally used as a coolant in the heat exchange equipments mainly because ofits Abundance & high heat capacity Low viscosity High fluidity Low density Abundance & high heat capacity Low viscosity High fluidity Low density ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A hot body will radiate heat most rapidly, if its surface is White & polished Black & rough White & rough Black & polished White & polished Black & rough White & rough Black & polished ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A perfect black body is a perfect __________ of radiation absorber none of the listed here emitter Both emitter & absorber absorber none of the listed here emitter Both emitter & absorber ANSWER DOWNLOAD EXAMIANS APP
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