Heat Transfer Viscous & heat sensitive liquids are concentrated in __________ evaporators. Agitated film Open pan None of these Long tube Agitated film Open pan None of these Long tube ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer At what value of Prandtl number, the hydrodynamic and thermal boundary layers of a fluid flowing over a heated plate will be identical? < 1 1 None of these > 1 < 1 1 None of these > 1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Radiation heat losses from satisfactorily insulated high pressure boilar may be about __________ percent. 7 26 1 18 7 26 1 18 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following has the minimum thermal conductivity? Carbon black Nitrogen Tar Steel Carbon black Nitrogen Tar Steel ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In case of heat transfer by conduction in a hollow cylinder, __________ mean area is used to calculate the heat transfer rate. Geometric Logarithmic Either A, B or C Arithmetic Geometric Logarithmic Either A, B or C Arithmetic ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Planck's distribution law is valid for __________ bodies coloured white all of the listed here black coloured white all of the listed here black ANSWER DOWNLOAD EXAMIANS APP