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").

Three fourth

Half

1.5 times

Equal to

Three fourth

Half

1.5 times

Equal to

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Process Equipment and Plant Design
Seamless pipe is made

By extrusion & casting into static and centrifugal molds

Both B and C

By forging a solid round, piercing it by simultaneously rotating & forcing it over a piercer point and further reducing it by rolling gas drawing

From rolled strips formed into cylinders and seam-welded

By extrusion & casting into static and centrifugal molds

Both B and C

By forging a solid round, piercing it by simultaneously rotating & forcing it over a piercer point and further reducing it by rolling gas drawing

From rolled strips formed into cylinders and seam-welded

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Process Equipment and Plant Design
Thickness of the frame of a plate and frame filter as compared to that of plates is

More

Same

Either A or B

Less

More

Same

Either A or B

Less

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Process Equipment and Plant Design
In seive plate column, holes are drilled or punched in sizes ranging from 2.5 to 12 mm (5 mm being widely used). The hole pitch is normally __________ times the hole diameter to give the required hole area.

10 to 15

2.5 to 4.0

0.5 to 1.5

5 to 10

10 to 15

2.5 to 4.0

0.5 to 1.5

5 to 10

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Process Equipment and Plant Design
Tube side pressure drop in a 1-2 heat exchanger (for turbulent flow of fluids through the tubes) is about __________ times, that in a 1-1 heat exchanger having the same size & number of tubes and operated at the same liquid flow rate.

4

1/2

2

8

4

1/2

2

8

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Process Equipment and Plant Design
The retention time of material in a rotary dryer depends upon its

Flights arrangement

Rpm

All of these

Slope & length

Flights arrangement

Rpm

All of these

Slope & length

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Process Equipment and Plant Design

Process Equipment and Plant Design Seamless pipe is made

Process Equipment and Plant Design Thickness of the frame of a plate and frame filter as compared to that of plates is

Process Equipment and Plant Design In seive plate column, holes are drilled or punched in sizes ranging from 2.5 to 12 mm (5 mm being widely used). The hole pitch is normally __________ times the hole diameter to give the required hole area.

Process Equipment and Plant Design Tube side pressure drop in a 1-2 heat exchanger (for turbulent flow of fluids through the tubes) is about __________ times, that in a 1-1 heat exchanger having the same size & number of tubes and operated at the same liquid flow rate.

Process Equipment and Plant Design The retention time of material in a rotary dryer depends upon its

Process Equipment and Plant Design
Seamless pipe is made

Process Equipment and Plant Design
Thickness of the frame of a plate and frame filter as compared to that of plates is

Process Equipment and Plant Design
In seive plate column, holes are drilled or punched in sizes ranging from 2.5 to 12 mm (5 mm being widely used). The hole pitch is normally __________ times the hole diameter to give the required hole area.

Process Equipment and Plant Design
Tube side pressure drop in a 1-2 heat exchanger (for turbulent flow of fluids through the tubes) is about __________ times, that in a 1-1 heat exchanger having the same size & number of tubes and operated at the same liquid flow rate.

Process Equipment and Plant Design
The retention time of material in a rotary dryer depends upon its