Process Equipment and Plant Design Normally, the length to diameter ratio of rotary dryers varies form 4 to 10 and for its economic operation, the number of transfer units (NTU) for such dryers varies from 1.5-2.5 3.5-5.5 44119 7.5-10.0 1.5-2.5 3.5-5.5 44119 7.5-10.0 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design __________ closure is the weakest enclosure for cylindrical vessels. Hemispherical Torispherical Conical or flat plate Elliptical Hemispherical Torispherical Conical or flat plate Elliptical ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In case of bubble cap distillation column of diameter greater than 1.2 metres, the cap diameter is roughly about __________ cms. 10 35 20 30 10 35 20 30 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)/ph (ph - dh)/dh (ph - dh . dt/2)/ph (ph - dt)/ph (ph - dh)/ph (ph - dh)/dh ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For identical situation, condensing film coefficient in case of a horizontal condenser is almost __________ the value expected in case of vertical condenser. Five times Twice Thrice Half Five times Twice Thrice Half ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Liquid redistribution should be done in a packed tower packed with raschig rings every 6 metres or __________ times the column diameter, whichever is lower. 15-20 10-12.5 5-7.5 2.5-3.0 15-20 10-12.5 5-7.5 2.5-3.0 ANSWER DOWNLOAD EXAMIANS APP