Heat Transfer It is not preferable to use superheated steam in evaporators, because of its very high pressure low film co-efficient none of the listed here high temperature high pressure low film co-efficient none of the listed here high temperature ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Forced circulation evaporators are normally used for concentrating liquids having Scaling characteristics High viscosity Both A & B Neither A nor B Scaling characteristics High viscosity Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The critical radius 'r' of insulation on a pipe is given by r = k/h r = 2k/h r = h/k r = k/2h r = k/h r = 2k/h r = h/k r = k/2h ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Overall thermal resistance for conductive heat transfer through a series of flat resistances is equal to the Minimum resistance presents in the series Average of all resistances Sum of all resistances Maximum resistance in the series Minimum resistance presents in the series Average of all resistances Sum of all resistances Maximum resistance in the series ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A body is called grey if the monochromatic emissivity of the body is Same for all wavelengths Different for all wavelengths Zero Unity Same for all wavelengths Different for all wavelengths Zero Unity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Film boiling occurs at __________ pressure. negative very high none of the listed here atmospheric negative very high none of the listed here atmospheric ANSWER DOWNLOAD EXAMIANS APP
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