Process Equipment and Plant Design Lessing ring is formed by the addition of a partition across the centre of a raschig ring, which results in an area increase of about __________ percent. 35 20 55 5 35 20 55 5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design To avoid the tearing off the plate of an edge, the margin (i.e., the minimum distance from the centre of the rivet hole to the nearest edge of the plate) should be equal to D 0.5 d 1.5 d 2.5 d D 0.5 d 1.5 d 2.5 d ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In chemical process equipments, the conical bottom heads used, usually has an apex angle of 40° 80° 60° 20° 40° 80° 60° 20° ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design When one of the fluids is highly corrosive and has fouling tendency, it should Flow outside the tube, when the flow is counter-current and inside the tube when the flow is co-current Flow at a very slow velocity Perferably flow outside the tube Preferably flow inside the tube for its easier internal cleaning Flow outside the tube, when the flow is counter-current and inside the tube when the flow is co-current Flow at a very slow velocity Perferably flow outside the tube Preferably flow inside the tube for its easier internal cleaning ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In inclined long tube vertical evaporators, the tubes are inclined at an angle of 60° 15° 90° 45° 60° 15° 90° 45° ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Joint efficiency (J) for a seamless pipe is 1.2 < 0.5 0.85 1 1.2 < 0.5 0.85 1 ANSWER DOWNLOAD EXAMIANS APP