In a distillation column, the minimum residence time for liquid in the downspout is about __________ seconds.

Process Equipment and Plant Design
In a distillation column, the minimum residence time for liquid in the downspout is about __________ seconds.

80

1

180

8

80

1

180

8

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Process Equipment and Plant Design
In case of plain carbon steel, butt welded joints are used for shell plate thickness ≤ __________ cms. .

3.8

6.8

1.2

0.5

3.8

6.8

1.2

0.5

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Process Equipment and Plant Design
Power required for agitation depends upon the

All of these

Size of agitator & the tank

Height & properties of the liquid

Agitator type & speed of agitation

All of these

Size of agitator & the tank

Height & properties of the liquid

Agitator type & speed of agitation

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Process Equipment and Plant Design
The centre to centre distance between two consecutive baffles in a shell and tube heat exchanger is called the baffle pitch or baffle spacing, which is more than 1/5th the I.D. of the shell. Which of the following is not a function of the baffles?

To reduce the induced vibration in the tubes

To increase the tube side heat transfer co-efficient by inducing turbulence

To increase the residence time of shell side fluid

To provide support to the tube bundle

To reduce the induced vibration in the tubes

To increase the tube side heat transfer co-efficient by inducing turbulence

To increase the residence time of shell side fluid

To provide support to the tube bundle

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Process Equipment and Plant Design
A minimum clearance of about __________ mm is maintained between the distillation column wall and the bubble cap.

95

19

76

38

95

19

76

38

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Process Equipment and Plant Design
Vertical condenser is advantageous to the horizontal condenser from operation point of view, when

Only the function of condensation is to be carried out

Sub cooling of condensate is desired

Both the functions of condensation & sub cooling are carried out in a single unit

Hydrostatic head is required for refluxing the condensate

Only the function of condensation is to be carried out

Sub cooling of condensate is desired

Both the functions of condensation & sub cooling are carried out in a single unit

Hydrostatic head is required for refluxing the condensate

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Process Equipment and Plant Design

Process Equipment and Plant Design In a distillation column, the minimum residence time for liquid in the downspout is about __________ seconds.

Process Equipment and Plant Design In case of plain carbon steel, butt welded joints are used for shell plate thickness ≤ __________ cms. .

Process Equipment and Plant Design Power required for agitation depends upon the

Process Equipment and Plant Design The centre to centre distance between two consecutive baffles in a shell and tube heat exchanger is called the baffle pitch or baffle spacing, which is more than 1/5th the I.D. of the shell. Which of the following is not a function of the baffles?

Process Equipment and Plant Design A minimum clearance of about __________ mm is maintained between the distillation column wall and the bubble cap.

Process Equipment and Plant Design Vertical condenser is advantageous to the horizontal condenser from operation point of view, when

Process Equipment and Plant Design
In a distillation column, the minimum residence time for liquid in the downspout is about __________ seconds.

Process Equipment and Plant Design
In case of plain carbon steel, butt welded joints are used for shell plate thickness ≤ __________ cms. .

Process Equipment and Plant Design
Power required for agitation depends upon the

Process Equipment and Plant Design
The centre to centre distance between two consecutive baffles in a shell and tube heat exchanger is called the baffle pitch or baffle spacing, which is more than 1/5th the I.D. of the shell. Which of the following is not a function of the baffles?

Process Equipment and Plant Design
A minimum clearance of about __________ mm is maintained between the distillation column wall and the bubble cap.

Process Equipment and Plant Design
Vertical condenser is advantageous to the horizontal condenser from operation point of view, when