Heat Transfer Vibrations in the tubes of a shell and tube heat exchanger is induced due to the Vibrations transmitted through piping and/or supports due to external reasons All of these Oscillations in the flow of shell/tube sides fluid Flow of fluid on the tube and shell sides Vibrations transmitted through piping and/or supports due to external reasons All of these Oscillations in the flow of shell/tube sides fluid Flow of fluid on the tube and shell sides ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Water is normally used as a coolant in the heat exchange equipments mainly because ofits High fluidity Low density Abundance & high heat capacity Low viscosity High fluidity Low density Abundance & high heat capacity Low viscosity 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) αT α 1/T α T⁴ Independent of T αT α 1/T α T⁴ Independent of T ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Vacuum is generally maintained in the vapour space of an evaporator mainly to Achieve very high concentration of the final product Get economical temperature difference by using moderate pressure steam Concentrate heat sensitive materials Facilitate forward feeding in multiple effect evaporation Achieve very high concentration of the final product Get economical temperature difference by using moderate pressure steam Concentrate heat sensitive materials Facilitate forward feeding in multiple effect evaporation ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Open pan evaporators are preferred to be used, when the solution to be concentrated is Highly viscous Scaling Corrosive Salty Highly viscous Scaling Corrosive Salty ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following has the minimum absorptivity? Refractory bricks Iron plates Coal dust Aluminium foil Refractory bricks Iron plates Coal dust Aluminium foil ANSWER DOWNLOAD EXAMIANS APP
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