Process Equipment and Plant Design The ratio of volumes of the mixed reactor to the plug flow reactor (for identical feed composition, flow rate, conversion, and for all positive reaction orders) is always Equal to the order of reaction 1 < 1 >1 Equal to the order of reaction 1 < 1 >1 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For a cylinderical internally pressurised vessel, which of the following closure types would withstand highest pressure, if each closure is of the same material and thickness? Hemispherical Conical Flat plate Ellipsoidal (2 : 1) Hemispherical Conical Flat plate Ellipsoidal (2 : 1) ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In the case of a shell and tube heat exchanger, the logarithmic mean temperature difference Is always less than arithmetic mean value, but more than geometric mean value Is always more than arithmetic mean value and the geometric mean value May be either more or less than geometric mean and arithmetic mean value depending upon whether the flow of stream is co-current or counter-current Is always less than arithmetic average value Is always less than arithmetic mean value, but more than geometric mean value Is always more than arithmetic mean value and the geometric mean value May be either more or less than geometric mean and arithmetic mean value depending upon whether the flow of stream is co-current or counter-current Is always less than arithmetic average value ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Pressure drop (Δp) and the superficial gas mass velocity (G) in case of packed absorption tower operating in the preloading range are related as Δp = G0.5 Δp = 1/G0.6 Δp = G Δp = G2 Δp = G0.5 Δp = 1/G0.6 Δp = G Δp = G2 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 >5 4 to 5 1.5 to 2 3 to 4 >5 4 to 5 1.5 to 2 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Le/D for fully open gate valves would be Much less (say 2% than that for fully open globe valves) Around 7 Much more than that for fully open globe valves Both B and C Much less (say 2% than that for fully open globe valves) Around 7 Much more than that for fully open globe valves Both B and C ANSWER DOWNLOAD EXAMIANS APP