Heat Transfer Double pipe heat exchangers are used when heat transfer area required is very high because it is less costly because it occupies less floor area when heat transfer area required is very low when heat transfer area required is very high because it is less costly because it occupies less floor area when heat transfer area required is very low 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 None of these Heat transfer area Heating volume Nusselt number None of these Heat transfer area Heating volume ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A backward feed multiple effect evaporator is better than forward feed for concentrating cold feed, because it provides Higher economy Both A & B Lower economy Lower capacity Higher economy Both A & B Lower economy Lower capacity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The left face of a one dimensional slab of thickness 0.2 m is maintained at 80°C and the right face is exposed to air at 30°C. The thermal conductivity of the slab is 1.2 W/m.K and the heat transfer co-efficient from the right face is 10 W/m².K. At steady state, the temperature of the right face in °C is 63.8 48.7 77.2 71.2 63.8 48.7 77.2 71.2 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a single effect evaporator, the economy is None of these < 1 1 > 1 None of these < 1 1 > 1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Use of transverse baffles in a shell and tube heat exchanger is done to increase the All of these Turbulence of shell side fluid Flow velocity Rate of heat transfer All of these Turbulence of shell side fluid Flow velocity Rate of heat transfer ANSWER DOWNLOAD EXAMIANS APP
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