Process Equipment and Plant Design Pressure drop (Δp) and the superficial gas mass velocity (G) in case of packed absorption tower operating in the preloading range are related as Δp = G2 Δp = G0.5 Δp = G Δp = 1/G0.6 Δp = G2 Δp = G0.5 Δp = G Δp = 1/G0.6 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In the agitators, the power required will be changed with the increase of diameter of agitator (D) as D⁹ D⁵ D D² D⁹ D⁵ D D² ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Height of the flights in the rotary drier is in the range of 0.02 to 0.05 d 0.5 to 0.6 d 0.2 to 0.5 d 0.08 to 0.12 d 0.02 to 0.05 d 0.5 to 0.6 d 0.2 to 0.5 d 0.08 to 0.12 d ANSWER DOWNLOAD EXAMIANS APP
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. 55 to 75 15 to 30 40 to 50 5 to 10 55 to 75 15 to 30 40 to 50 5 to 10 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design To keep the power input constant for a stirred vessel operating under fully developed turbulent flow conditions (constant power number), if the impeller diameter is increased by 20%, the impeller speed should be decreased by a factor of (1.2)2/3 (1.2)3/2 (1.2)3/5 (1.2)5/3 (1.2)2/3 (1.2)3/2 (1.2)3/5 (1.2)5/3 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following material is seldom used for pressure vessel construction? Semi-killed steel Killed steel Mild steel Rimmed still Semi-killed steel Killed steel Mild steel Rimmed still ANSWER DOWNLOAD EXAMIANS APP