Heat Transfer A backward feed multiple effect evaporator is better than forward feed for concentrating cold feed, because it provides Lower capacity Both A & B Lower economy Higher economy Lower capacity Both A & B Lower economy Higher economy ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Multipass heat exchangers are used To reduce the pressure drop For low heat load To obtain higher heat transfer co-efficient and shorter tube Because of simplicity of fabrication To reduce the pressure drop For low heat load To obtain higher heat transfer co-efficient and shorter tube Because of simplicity of fabrication ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The Graetz number is concerned with the absorption with chemical reaction mass transfer between a gas and a liquid heat transfer in turbulent flow heat transfer in laminar flow absorption with chemical reaction mass transfer between a gas and a liquid heat transfer in turbulent flow heat transfer in laminar flow ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Forced circulation evaporators are useful for the concentration of viscous, salting and scale forming liquors. Which of the following is a forced circulation evaporator? Calenderia vertical tube evaporator Horizontal tube evaporator Long vertical evaporator Agitated film evaporator Calenderia vertical tube evaporator Horizontal tube evaporator Long vertical evaporator Agitated film evaporator ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Low thermal conductivity of heat insulating materials is due to its Dense structure High proportion of air space None of these High specific heat Dense structure High proportion of air space None of these High specific heat ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Steam side heat transfer co-efficient in an evaporator is in the range of __________ kcal/hr.m²°C. 1000-1500 100-500 18537 5000-15000 1000-1500 100-500 18537 5000-15000 ANSWER DOWNLOAD EXAMIANS APP
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