Process Equipment and Plant Design Value of Peclet number = ∞, is the representative of Complete back mixing Laminar flow Plug flow Eddy diffusivity = 0 Complete back mixing Laminar flow Plug flow Eddy diffusivity = 0 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Needle valves are generally not used for High pressure throttling service Very large diameter pipes Smaller sizes of pipe Very accurate flow control High pressure throttling service Very large diameter pipes Smaller sizes of pipe Very accurate flow control ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In packed towers provided with pall rings liquid redistributors are positioned at heights of every 6 metres or 5-10 times the column diameter, whichever is less. Maximum size of the pall rings should not exceed __________ of the column diameter. 1/10-1/15th 1/20-1/30th 1/2 to 1/4th 1/5-1/10th 1/10-1/15th 1/20-1/30th 1/2 to 1/4th 1/5-1/10th ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Compensation against openings in process vessels for giving inlet and outlet connections, for providing sight glasses and manholes etc. is provided for strength and rigidity. The most efficient type of compensation is of __________ type. Nozzle or rim Flared out Ring plate Fluid in Nozzle or rim Flared out Ring plate Fluid in ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following lengths of heat exchanger tubes are normally not used in practice? 2.5 metres 10 metres 6 metres 0.5 metre 2.5 metres 10 metres 6 metres 0.5 metre ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Steam side heat transfer co-efficient for design consideration under ordinary condition can be assumed to be about __________ kcal/hr.m².°C. 7500 1250 15000 2500 7500 1250 15000 2500 ANSWER DOWNLOAD EXAMIANS APP
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