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

Process Equipment and Plant Design
In chemical process equipments, the conical bottom heads used, usually has an apex angle of

40°

80°

20°

60°

40°

80°

20°

60°

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Process Equipment and Plant Design
A cylindrical storage tank can have a self supported conical roof,

If the thickness of the roof is more than that of the cylindrical shell

If its diameter is more than 50 meters

If its diameter is less than 15-20metres

Irrespective of its diameter

If the thickness of the roof is more than that of the cylindrical shell

If its diameter is more than 50 meters

If its diameter is less than 15-20metres

Irrespective of its diameter

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Process Equipment and Plant Design
In packed absorption tower, onset of flooding usually occurs at a pressure drop of about __________ mm of water column per metre height of packing.

200-250

750-1000

50-75

25-50

200-250

750-1000

50-75

25-50

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Process Equipment and Plant Design
The main purpose of providing stepping on the trays is to

Improve the flow condition

Decrease the pressure drop

Increase the residence time

Facilitate handling of large flow rate of liquid

Improve the flow condition

Decrease the pressure drop

Increase the residence time

Facilitate handling of large flow rate of liquid

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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

25 cms

40% of the I.D. of the shell

5 cms

I.D. of the shell

25 cms

40% of the I.D. of the shell

5 cms

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Process Equipment and Plant Design
With increase in the reflux ratio for a fixed production from a continuous binary distillation column, the __________ decreases.

Running cost of steam for reboiler

Fixed charges initially

Running cost of cooling water for condenser

Vapour & liquid load both

Running cost of steam for reboiler

Fixed charges initially

Running cost of cooling water for condenser

Vapour & liquid load both

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Process Equipment and Plant Design

Process Equipment and Plant Design In chemical process equipments, the conical bottom heads used, usually has an apex angle of

Process Equipment and Plant Design A cylindrical storage tank can have a self supported conical roof,

Process Equipment and Plant Design In packed absorption tower, onset of flooding usually occurs at a pressure drop of about __________ mm of water column per metre height of packing.

Process Equipment and Plant Design The main purpose of providing stepping on the trays is to

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

Process Equipment and Plant Design With increase in the reflux ratio for a fixed production from a continuous binary distillation column, the __________ decreases.

Process Equipment and Plant Design
In chemical process equipments, the conical bottom heads used, usually has an apex angle of

Process Equipment and Plant Design
A cylindrical storage tank can have a self supported conical roof,

Process Equipment and Plant Design
In packed absorption tower, onset of flooding usually occurs at a pressure drop of about __________ mm of water column per metre height of packing.

Process Equipment and Plant Design
The main purpose of providing stepping on the trays is to

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

Process Equipment and Plant Design
With increase in the reflux ratio for a fixed production from a continuous binary distillation column, the __________ decreases.