Heat Transfer Choose the most important factor on which the heat conducted through a wall in a unit time will depend on? Material of the wall Thickness of the wall Temperature difference between the two surfaces of the wall Area of the wall perpendicular to heat flow Material of the wall Thickness of the wall Temperature difference between the two surfaces of the wall Area of the wall perpendicular to heat flow ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which area is used in case of heat flow by conduction through a cylinder ? Geometric mean area None of the listed here Logarithmic mean area Arithmetic mean area Geometric mean area None of the listed here Logarithmic mean area Arithmetic mean area ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a single effect evaporator, the economy is < 1 None of these 1 > 1 < 1 None of these 1 > 1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer One kilogram of water at 0°C is changed to superheated steam of one atm pressure and 300° C. The major heat consumption in the process will be to To superheat the steam Data insufficient, can Heat the water from 0°C to 100°C Evaporate the water To superheat the steam Data insufficient, can Heat the water from 0°C to 100°C Evaporate the water ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Nucleate boiling is promoted In the absence of agitation None of these On polished surfaces On rough surfaces In the absence of agitation None of these On polished surfaces On rough surfaces ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer All analogy equations connecting friction factor and heat transfer co-efficient apply only to Form friction Wall or skin friction Both A and B Turbulent flow Form friction Wall or skin friction Both A and B Turbulent flow ANSWER DOWNLOAD EXAMIANS APP
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