Heat Transfer All analogy equations connecting friction factor and heat transfer co-efficient apply only to Form friction Wall or skin friction Turbulent flow Both A and B Form friction Wall or skin friction Turbulent flow Both A and B 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 Temperature gradient Heat transfer co-efficient Heat transfer area Mechanical strength of the equipment Temperature gradient Heat transfer co-efficient 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 50 45 37 32 50 45 37 32 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 Heat transfer area Heating volume None of these Nusselt number Heat transfer area Heating volume None of these Nusselt number ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Multiple effect evaporation accounts for Steam economy None of these Lower operating costs Investment economy Steam economy None of these Lower operating costs Investment economy ANSWER DOWNLOAD EXAMIANS APP
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