Process Equipment and Plant Design In hydrostatic testing of welded pipe (for leakage, strength etc.) the ratio of minimum hydrostatic test pressure to internal design pressure is around 0.5 3.5 1.5 2.5 0.5 3.5 1.5 2.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Maximum size of the raschig rings used in a packed tower is about __________ of the coloumn diameter. 1/50th 1/10th 1/30th 1/20th 1/50th 1/10th 1/30th 1/20th ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design To keep the power input constant for a stirred vessel operating under fully developed turbulent flow conditions (constant power number), if the impeller diameter is increased by 20%, the impeller speed should be decreased by a factor of (1.2)3/5 (1.2)5/3 (1.2)2/3 (1.2)3/2 (1.2)3/5 (1.2)5/3 (1.2)2/3 (1.2)3/2 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a pressure vessel containing multiple openings of various dimensions at different parts, stress concentration at the edges of the opening is maximum which becomes negligibly small beyond the area covered by __________ times the hole diameter. Ten Five Two Twenty Ten Five Two Twenty ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Wall thickness of schedule 40 pipe as compared to that of schedule 80 pipe is More Same Cither A or B; depends upon the I.D. of the pipe Less More Same Cither A or B; depends upon the I.D. of the pipe Less ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, the shortest centre to centre distance between the adjacent tubes is None of these Called tube pitch Always less than the diameter of the tube Called tube clearance None of these Called tube pitch Always less than the diameter of the tube Called tube clearance ANSWER DOWNLOAD EXAMIANS APP
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