Process Equipment and Plant Design Log mean temperature difference in case of multi-pass shell and tube heat exchanger is always More than geometric mean value More than arithmetic mean value Both B & C Less than arithmetic mean value More than geometric mean value More than arithmetic mean value Both B & C Less than arithmetic mean value ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Pressure drop per tray in the atmospheric distillation column is about __________ psi. 0.07 - 0.12 43833 0.5 - 1.0 0.01 - 0.5 0.07 - 0.12 43833 0.5 - 1.0 0.01 - 0.5 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 D⁵ D⁹ D D² D⁵ D⁹ D D² ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Normally, the ratio of the total riser area to the tower cross sectional area (for bubble cap towers of diameter more than 3 ft) is around 0.4-0.6 0.55-0.85 0.1-0.2 0.35-0.75 0.4-0.6 0.55-0.85 0.1-0.2 0.35-0.75 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For turbine agitator, the impeller diameter is about 0.3 to 0.5 d 0.1 to 0.2 d 0.65 to 0.85 d 0.95 d 0.3 to 0.5 d 0.1 to 0.2 d 0.65 to 0.85 d 0.95 d ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A perforated plate has holes of diameter dh arranged in a pitch ph. Each hole has a tube of I.D. dt passing through it. The ligament efficiency is given by (ph - dh . dt/2)/ph (ph - dt)/ph (ph - dh)/dh (ph - dh)/ph (ph - dh . dt/2)/ph (ph - dt)/ph (ph - dh)/dh (ph - dh)/ph ANSWER DOWNLOAD EXAMIANS APP