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").

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

Equal to

1.5 times

Three fourth

Half

Equal to

1.5 times

Three fourth

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Process Equipment and Plant Design
Most of the storage vessels/tanks are made cylindrical, because of the fact that a cylinder

Has greater structural strength

Is easy to fabricate

Both A & B

Neither A nor B

Has greater structural strength

Is easy to fabricate

Both A & B

Neither A nor B

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Process Equipment and Plant Design
The minimum plate spacing in most of the pertroleum refinery distillation columns (of dia > 3 ft) is normally __________ inches.

34

12

18

6

34

12

18

6

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Process Equipment and Plant Design
Minimum baffle spacing recommended in a shell and tube heat exchanger is equal to

I.D. of the shell

5 cms

40% of the I.D. of the shell

25 cms

I.D. of the shell

5 cms

40% of the I.D. of the shell

25 cms

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Process Equipment and Plant Design
The wall thickness for a large high pressure pipeline is determined by the consideration of the

Forces exerted by static and dynamic action at bends

Circumferential pipewall tension

Axial tensile stress in the pipe

Temperature stresses

Forces exerted by static and dynamic action at bends

Circumferential pipewall tension

Axial tensile stress in the pipe

Temperature stresses

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Process Equipment and Plant Design
A shell may by termed as thin if its thickness to diameter ratio is less than 0.1. The factor which can be neglected in the calculation of membrane stresses is

Deformation

Elongation

Shear

Bending

Deformation

Elongation

Shear

Bending

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Process Equipment and Plant Design

Process Equipment and Plant Design Most of the storage vessels/tanks are made cylindrical, because of the fact that a cylinder

Process Equipment and Plant Design The minimum plate spacing in most of the pertroleum refinery distillation columns (of dia > 3 ft) is normally __________ inches.

Process Equipment and Plant Design Minimum baffle spacing recommended in a shell and tube heat exchanger is equal to

Process Equipment and Plant Design The wall thickness for a large high pressure pipeline is determined by the consideration of the

Process Equipment and Plant Design A shell may by termed as thin if its thickness to diameter ratio is less than 0.1. The factor which can be neglected in the calculation of membrane stresses is

Process Equipment and Plant Design
Most of the storage vessels/tanks are made cylindrical, because of the fact that a cylinder

Process Equipment and Plant Design
The minimum plate spacing in most of the pertroleum refinery distillation columns (of dia > 3 ft) is normally __________ inches.

Process Equipment and Plant Design
Minimum baffle spacing recommended in a shell and tube heat exchanger is equal to

Process Equipment and Plant Design
The wall thickness for a large high pressure pipeline is determined by the consideration of the

Process Equipment and Plant Design
A shell may by termed as thin if its thickness to diameter ratio is less than 0.1. The factor which can be neglected in the calculation of membrane stresses is