Chemical Engineering Basics If a heat transfer surface is pock-marked with a number of cavities, then as compared to a smooth surface the heat transfer by __________ will not increase. Radiation Convection Nucleate boiling Conduction Radiation Convection Nucleate boiling Conduction ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Buoyancy force depends on the __________ the liquid. Displaced mass of Depth of immersion in Surface tension of Viscosity of Displaced mass of Depth of immersion in Surface tension of Viscosity of ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Frost formation on the evaporator tubes in the domestic refrigerators Causes heat loss due to poor heat transfer Can be prevented by proper design Is immaterial Decreased compressor power Causes heat loss due to poor heat transfer Can be prevented by proper design Is immaterial Decreased compressor power ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Protection of ship hulls against sea water corrosion is done by coating with zinc because of the fact that zinc compared to iron is Oxidised preferentially Reduced preferentially Lighter Cheaper Oxidised preferentially Reduced preferentially Lighter Cheaper ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following will resist maxi-mum shock & vibration without cracking? Graphite Grey cast iron White cast iron Malleable iron Graphite Grey cast iron White cast iron Malleable iron ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Milk is fat dispersed in water. It is an example of Suspension Solution Emulsion Gel Suspension Solution Emulsion Gel ANSWER DOWNLOAD EXAMIANS APP
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