Process Equipment and Plant Design In a shell and tube heat exchanger having square pitch, the shell side equivalent diameter is given by (where, P = pitch, d = outside diameter of the tube) (P² - πd²/4)/πd 4(P² - πd²/4)/πd Πd/4P² 4P²/πd (P² - πd²/4)/πd 4(P² - πd²/4)/πd Πd/4P² 4P²/πd ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For a cylinderical internally pressurised vessel, which of the following closure types would withstand highest pressure, if each closure is of the same material and thickness? Hemispherical Ellipsoidal (2 : 1) Conical Flat plate Hemispherical Ellipsoidal (2 : 1) Conical Flat plate ANSWER DOWNLOAD EXAMIANS APP
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 7.5-10.0 3.5-5.5 1.5-2.5 44119 7.5-10.0 3.5-5.5 1.5-2.5 44119 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger for a given heat transfer surface area, smaller diameter tubes are favoured as compared to larger diameter ones ; because the smaller diameter tubes Are less prone to fouling Can be fitted into a smaller shell diameter hence the cost of the heat exchanger would be less None of these Are easier to clean Are less prone to fouling Can be fitted into a smaller shell diameter hence the cost of the heat exchanger would be less None of these Are easier to clean ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For turbine agitator, the impeller diameter is about 0.1 to 0.2 d 0.3 to 0.5 d 0.65 to 0.85 d 0.95 d 0.1 to 0.2 d 0.3 to 0.5 d 0.65 to 0.85 d 0.95 d ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Most of the storage vessels/tanks are made cylindrical, because of the fact that a cylinder Both A & B Is easy to fabricate Neither A nor B Has greater structural strength Both A & B Is easy to fabricate Neither A nor B Has greater structural strength ANSWER DOWNLOAD EXAMIANS APP