For a cylindrical shell, (subject to the thickness of uppermost course being more than the minimum for diaofthe tank in question), the thickness of the courses of shell

Process Equipment and Plant Design
For a cylindrical shell, (subject to the thickness of uppermost course being more than the minimum for diaofthe tank in question), the thickness of the courses of shell

May decrease or increase upwards depending upon whether vacuum or positive pressure would be maintained inside the shell

Remains same throughout

Decreases upwards

Increases upwards

May decrease or increase upwards depending upon whether vacuum or positive pressure would be maintained inside the shell

Remains same throughout

Decreases upwards

Increases upwards

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Process Equipment and Plant Design
Scale up problem in design based on the similarity concept takes into account __________ similarity.

Kinematic

Geometrical

All of these

Dynamic

Kinematic

Geometrical

All of these

Dynamic

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Process Equipment and Plant Design
Weep holes provided in the plates of a distillation column

Must be large enough (usually 1/4" to 5/8" dia) to prevent plugging but should not deliver excessive amount of fluid during operation

Are normally located near the overflow weir so that any delivery of liquid during operation follows approximately the same path as the overflow fluid

Facilitate draining out liquid from a tray when the unit is not in operation

All of these

Must be large enough (usually 1/4" to 5/8" dia) to prevent plugging but should not deliver excessive amount of fluid during operation

Are normally located near the overflow weir so that any delivery of liquid during operation follows approximately the same path as the overflow fluid

Facilitate draining out liquid from a tray when the unit is not in operation

All of these

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Process Equipment and Plant Design
The design stress, which is more than the damaging stress, is the least unit stress that will render a member unfit for service before the end of its normal life. The design stress factor or factor of safety indicates the margin between design stress and the __________ stress.

Allowable

None of these

Damaging

Working

Allowable

None of these

Damaging

Working

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Process Equipment and Plant Design
A pipe is generally made of circular cross-section, because a circular cross-section has the

Both A & B

None of these

Higher structural strength

Lowest surface area requirement for a given volume

Both A & B

None of these

Higher structural strength

Lowest surface area requirement for a given volume

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Process Equipment and Plant Design
Typical static submergence for bubble cap plate column operating at atmospheric pressure may be around

5"

2.5"

50% of the plate spacing

0.5"

5"

2.5"

50% of the plate spacing

0.5"

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Process Equipment and Plant Design

Process Equipment and Plant Design For a cylindrical shell, (subject to the thickness of uppermost course being more than the minimum for diaofthe tank in question), the thickness of the courses of shell

Process Equipment and Plant Design Scale up problem in design based on the similarity concept takes into account __________ similarity.

Process Equipment and Plant Design Weep holes provided in the plates of a distillation column

Process Equipment and Plant Design A pipe is generally made of circular cross-section, because a circular cross-section has the

Process Equipment and Plant Design Typical static submergence for bubble cap plate column operating at atmospheric pressure may be around

Process Equipment and Plant Design
For a cylindrical shell, (subject to the thickness of uppermost course being more than the minimum for diaofthe tank in question), the thickness of the courses of shell

Process Equipment and Plant Design
Scale up problem in design based on the similarity concept takes into account __________ similarity.

Process Equipment and Plant Design
Weep holes provided in the plates of a distillation column

Process Equipment and Plant Design
A pipe is generally made of circular cross-section, because a circular cross-section has the

Process Equipment and Plant Design
Typical static submergence for bubble cap plate column operating at atmospheric pressure may be around