Process Equipment and Plant Design Needle valves are generally not used for Smaller sizes of pipe Very large diameter pipes Very accurate flow control High pressure throttling service Smaller sizes of pipe Very large diameter pipes Very accurate flow control High pressure throttling service ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a continuous distillation column, the optimum reflux ratio ranges from __________ times the minimum reflux ratio. 2.2 to 2.6 2.7 to 3 1.6 to 2 1.1 to 1.5 2.2 to 2.6 2.7 to 3 1.6 to 2 1.1 to 1.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Accidents in chemical plants are mostly due to Faulty operating procedures Improper layout of the equipments Inadequate equipment design Failure of equipments Faulty operating procedures Improper layout of the equipments Inadequate equipment design Failure of equipments ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The normal range of velocity of water in pipes is __________ m/sec. 1-2 0.1-0.5 15-30 10-50 1-2 0.1-0.5 15-30 10-50 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Heat transfer co-efficient for a horizontal condenser as compared to a vertical condenser operating under similar conditions is About 0.33 times Less Same About 3 times About 0.33 times Less Same About 3 times ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A cylinderical pressure vessel of volume 6 πm³ has to be designed to withstand a maximum internal pressure of 10 atm. The allowable design stress of the material is 125N/mm² and corrosion allowance is 2 mm. The thickness of the vessel for a length/diameter ratio of 3 will be close to 8 mm 5 mm 10 mm 6 mm 8 mm 5 mm 10 mm 6 mm ANSWER DOWNLOAD EXAMIANS APP
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