Process Equipment and Plant Design The safe distance of habitation from a hazardous chemical plant (TLV of its product < 1000 ppm) should be about __________ kms. 1 15 25 5 1 15 25 5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The centre to centre distance between two consecutive baffles in a shell and tube heat exchanger is called the baffle pitch or baffle spacing, which is more than 1/5th the I.D. of the shell. Which of the following is not a function of the baffles? To provide support to the tube bundle To increase the tube side heat transfer co-efficient by inducing turbulence To reduce the induced vibration in the tubes To increase the residence time of shell side fluid To provide support to the tube bundle To increase the tube side heat transfer co-efficient by inducing turbulence To reduce the induced vibration in the tubes To increase the residence time of shell side fluid ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design With increase in temperature drop (in a shell and tube heat exchanger), the LMTD correction factor, FT Increases linearly Increases very rapidly Decreases very rapidly Remains constant Increases linearly Increases very rapidly Decreases very rapidly Remains constant 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 6 metres 10 metres 0.5 metre 2.5 metres 6 metres 10 metres 0.5 metre ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In the downcomer of a distillation column, the minimum recommended residence time is about __________ seconds. 5 2.5 17.5 12.5 5 2.5 17.5 12.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The buckling tendency of compression members is always in the direction of the Perpendicular to the axis of the load Least radius of gyration Axis of the load None of these Perpendicular to the axis of the load Least radius of gyration Axis of the load None of these ANSWER DOWNLOAD EXAMIANS APP