Process Equipment and Plant Design Two iron pipes of the same nominal diameter but different schedule numbers will have the same Wall thickness None of these Outside diameter Inside diameter Wall thickness None of these Outside diameter Inside diameter ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following is not a valid assumption in continuous binary distillation for calculating the number of equilibrium stages by Mc-Cabe-Thiele's method? Reflux is not a saturated liquid Heat of mixing of normal liquid is assumed to be zero Sensible heat changes for vapour & liquid are negligibly small Molar latent heat of the two components are equal Reflux is not a saturated liquid Heat of mixing of normal liquid is assumed to be zero Sensible heat changes for vapour & liquid are negligibly small Molar latent heat of the two components are equal 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 Are easier to clean None of these Are less prone to fouling Can be fitted into a smaller shell diameter hence the cost of the heat exchanger would be less Are easier to clean None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design __________ head is the most economical for cylindrical vessels designed for operating at high pressure (> 15 atm.). Conical Hemispherical Dished Ellipsoidal Conical Hemispherical Dished Ellipsoidal ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Where does the maximum tensile strength occur in a thick cylindrical vessel subjected to internal pressure? At the mid thickness of the cylindrical wall At the outer surface None of these At the inner surface At the mid thickness of the cylindrical wall At the outer surface None of these At the inner surface ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Back-trapping in a distillation column results due to Low gas velocity High gas velocity Low reflux ratio Excessive liquid gradient over the tray Low gas velocity High gas velocity Low reflux ratio Excessive liquid gradient over the tray ANSWER DOWNLOAD EXAMIANS APP