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Process Equipment and Plant Design

Process Equipment and Plant Design
Welded joint efficiency in the design of chemical process equipment is taken as

0.95
0.75
0.55
0.85

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Process Equipment and Plant Design
The testing pressure of storage tanks and pressure vessels designed as per Indian standard codes should be about __________ times.the design pressure.

4 to 5
1.5 to 2
3 to 4
>5

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Process Equipment and Plant Design
Which of the following lengths of heat exchanger tubes are normally not used in practice?

0.5 metre
2.5 metres
6 metres
10 metres

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Process Equipment and Plant Design
__________ tray arrangement is recommended for distillation column having diameter upto 4 ft.

Cross flow
Split flow
Radial flow
Cascade

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Process Equipment and Plant Design
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 (7/8").

Half
Three fourth
1.5 times
Equal to

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Process Equipment and Plant Design
1.2 to 3.8 cms is the value of the

Skirt clearance for bubble caps
All of these
Downcomer liquid seal in case of a balanced tray design
Static submergence in case of a bubble cap tray for column operating under pressure (≥ 1 atm.)

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