Process Equipment and Plant Design MCQs

The normal range of velocity of steam in pipes is __________ m/sec.

Baffle width is normally taken as __________ times the tank diameter.

Normal screwed fittings are used for pipes upto a diameter of __________ inches.

In chemical process equipments, the conical bottom heads used, usually has an apex angle of

Maximum acceptable total liquid gradient over a tray is about __________ mm.

The dust collection efficiency of a cyclone separator

Tubes are fixed to the tube sheet (a thick circular metallic plate) by the method of tube rolling and brazing (non-removable) or ferrule connection (removable). Thickness of the tube, sheet is normally __________ the outside diameter of the tube but in no case it should be less than 22 mm $$\left( {{{\frac{7}{8}}^{''}}} \right).$$

Which of the following factors affect the pressure drop in a co-current gas-liquid absorption packed tower?

In a double pipe (concentric) heat exchanger, the hydraulic radius for heat transfer (for a fluid flowing through the annulus) would be