Process Equipment and Plant Design Back-trapping in a distillation column results due to Excessive liquid gradient over the tray High gas velocity Low reflux ratio Low gas velocity Excessive liquid gradient over the tray High gas velocity Low reflux ratio Low gas velocity ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design __________ shapedroof is the most commonly used roof for cylinderical storage tanks. Dome Conical Umbrella Flat Dome Conical Umbrella Flat ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Shell side heat transfer co-efficient in case of square pitch as compared to the triangular pitch under similar condition of fluid flow and tube size is More Less Twice Same More Less Twice Same ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a cylinderical vessel subjected to internal pressure, the longitudinal stress σL and the circumferential stress, σh are related by No relation exists σh = σL σh = 2 σL σh = σL/2 No relation exists σh = σL σh = 2 σL σh = σL/2 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A pipe is generally made of circular cross-section, because a circular cross-section has the Lowest surface area requirement for a given volume Higher structural strength None of these Both A & B Lowest surface area requirement for a given volume Higher structural strength None of these Both A & B ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The average velocity in the tubes of a 1-4 heat exchanger is __________ times that in 1-1 heat exchanger having the same size & number of tubes and operated at same liquid flow rate. 2 43834 4 43832 2 43834 4 43832 ANSWER DOWNLOAD EXAMIANS APP