Process Equipment and Plant Design For laminar flow (NRe < 2100) in steel pipe, the optimum inside pipe diameter is given by Di, opt = 3.9 Q0.45 . ρ0.23 Di, opt = 3 Q0.36 . ρ1.86 μ0.08 Di, opt = 3 Q0.36 ρ0.18 Di, opt = 7.6 Q0.36 . ρ0.9 Di, opt = 3.9 Q0.45 . ρ0.23 Di, opt = 3 Q0.36 . ρ1.86 μ0.08 Di, opt = 3 Q0.36 ρ0.18 Di, opt = 7.6 Q0.36 . ρ0.9 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Flanges are connected to pipes by Screwing Welding Brazing All of these Screwing Welding Brazing All of these ANSWER DOWNLOAD EXAMIANS APP
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. 3 to 4 4 to 5 1.5 to 2 >5 3 to 4 4 to 5 1.5 to 2 >5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Minimum tube pitch recommended for shell and tube heat exchangers is about __________ times the outside diameter of the tube. 2.5 1.75 3.5 1.25 2.5 1.75 3.5 1.25 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In inclined long tube vertical evaporators, the tubes are inclined at an angle of 15° 60° 90° 45° 15° 60° 90° 45° 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 6 mm 5 mm 10 mm 8 mm 6 mm 5 mm 10 mm 8 mm ANSWER DOWNLOAD EXAMIANS APP
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