Process Equipment and Plant Design The testing pressure of storage tanks and pressure vessels designed as per Indian standard codes should be about __________ times.the design pressure. >5 1.5 to 2 4 to 5 3 to 4 >5 1.5 to 2 4 to 5 3 to 4 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Generally, elliptical dished heads Resist half the pressure rating compared to hemi spherical head provided on the cylindrical shell of the same thickness and diameter Are approximately as strong as seamless cylindrical shell having the corresponding I.D and O.D Are manufactured on 2:1 ratio of major to minor axis and is recommended to be used for pressure vessels operating above a pressure of 1.5 MN/m² All of these Resist half the pressure rating compared to hemi spherical head provided on the cylindrical shell of the same thickness and diameter Are approximately as strong as seamless cylindrical shell having the corresponding I.D and O.D Are manufactured on 2:1 ratio of major to minor axis and is recommended to be used for pressure vessels operating above a pressure of 1.5 MN/m² All of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The design stress, which is more than the damaging stress, is the least unit stress that will render a member unfit for service before the end of its normal life. The design stress factor or factor of safety indicates the margin between design stress and the __________ stress. Allowable None of these Working Damaging Allowable None of these Working Damaging ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Thin spherical shells subjected to internal pressure, develop __________ stresses. Neither A nor B Both A & B Circumferential Radial Neither A nor B Both A & B Circumferential Radial ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Lug support is meant for supporting __________ vessels. Thick walled tall Small Tall but empty Large horizontal cylindrical Thick walled tall Small Tall but empty Large horizontal cylindrical ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design With increase in the reflux ratio for a fixed production from a continuous binary distillation column, the __________ decreases. Running cost of cooling water for condenser Fixed charges initially Running cost of steam for reboiler Vapour & liquid load both Running cost of cooling water for condenser Fixed charges initially Running cost of steam for reboiler Vapour & liquid load both ANSWER DOWNLOAD EXAMIANS APP