Process Equipment and Plant Design The diameter of a propeller agitator used in agitation tank ranges from __________ percent of the tank diameter and its peripherial speed is normally 300 to 500 metres/minute. 5 to 10 55 to 75 40 to 50 15 to 30 5 to 10 55 to 75 40 to 50 15 to 30 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a continuous distillation column, the optimum reflux ratio ranges from __________ times the minimum reflux ratio. 1.6 to 2 2.2 to 2.6 2.7 to 3 1.1 to 1.5 1.6 to 2 2.2 to 2.6 2.7 to 3 1.1 to 1.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In condenser, the cooling water is passed in the tube side in a pass arrangement, because It makes condenser compact More thinner tubes can be used Pressure drop is reduced It reduces heat transfer area It makes condenser compact More thinner tubes can be used Pressure drop is reduced It reduces heat transfer area ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The stress developed in a material without any permanent set is called the Elastic limit Ultimate stress Breaking stress Yield stress Elastic limit Ultimate stress Breaking stress Yield stress ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Height of the flights in the rotary drier is in the range of 0.5 to 0.6 d 0.02 to 0.05 d 0.2 to 0.5 d 0.08 to 0.12 d 0.5 to 0.6 d 0.02 to 0.05 d 0.2 to 0.5 d 0.08 to 0.12 d ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In actual operation of distillation column, the vapour is not distributed uniformly among the bubble caps, primarily because of the Lower skirt clearance Liquid gradient on the tray Lower static submergence Small downcomer liquid seal Lower skirt clearance Liquid gradient on the tray Lower static submergence Small downcomer liquid seal ANSWER DOWNLOAD EXAMIANS APP