Heat Transfer All analogy equations connecting friction factor and heat transfer co-efficient apply only to Wall or skin friction Both A and B Turbulent flow Form friction Wall or skin friction Both A and B Turbulent flow Form friction ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The main purpose of providing fins on heat transfer surface is to increase the Mechanical strength of the equipment Heat transfer co-efficient Temperature gradient Heat transfer area Mechanical strength of the equipment Heat transfer co-efficient Temperature gradient Heat transfer area ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Hot water (0.01 m³ /min) enters the tube side of a counter current shell and tube heat exchanger at 80°C and leaves at 50°C. Cold oil (0.05 m³/min) of density 800 kg/m³ and specific heat of 2 kJ/kg.K enters at 20°C. The log mean temperature difference in °C is approximately 45 37 32 50 45 37 32 50 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The rate of heat transfer is a product of overall heat transfer co-efficient, the difference in temperature and the Nusselt number Heating volume Heat transfer area None of these Nusselt number Heating volume Heat transfer area None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Multiple effect evaporation accounts for None of these Lower operating costs Investment economy Steam economy None of these Lower operating costs Investment economy Steam economy ANSWER DOWNLOAD EXAMIANS APP
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