To keep the power input constant for a stirred vessel operating under fully developed turbulent flow conditions (constant power number), if the impeller diameter is increased by 20%, the impeller speed should be decreased by a factor of

Process Equipment and Plant Design
To keep the power input constant for a stirred vessel operating under fully developed turbulent flow conditions (constant power number), if the impeller diameter is increased by 20%, the impeller speed should be decreased by a factor of

(1.2)3/2

(1.2)2/3

(1.2)3/5

(1.2)5/3

(1.2)3/2

(1.2)2/3

(1.2)3/5

(1.2)5/3

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Process Equipment and Plant Design
Pressure drop (Δp) and the superficial gas mass velocity (G) in case of packed absorption tower operating in the preloading range are related as

Δp = G2

Δp = 1/G0.6

Δp = G

Δp = G0.5

Δp = G2

Δp = 1/G0.6

Δp = G

Δp = G0.5

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Process Equipment and Plant Design
The LMTD correction factor (FT) is defined as the

Ratio of LMTD to the true temperature difference

Differenced of true temperature difference and the LMTD

Geometric mean of the true temperature difference and the LMTD

Ratio of true temperature difference to the LMTD

Ratio of LMTD to the true temperature difference

Differenced of true temperature difference and the LMTD

Geometric mean of the true temperature difference and the LMTD

Ratio of true temperature difference to the LMTD

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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.

5 to 10

2.5 to 4.0

10 to 15

0.5 to 1.5

5 to 10

2.5 to 4.0

10 to 15

0.5 to 1.5

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Process Equipment and Plant Design
In actual operation of a bubble cap distillation tower, the __________ at the bottom of the tower is more than that at the top of the tower.

All of these

Molal flow rate of vapour

Vapour molecular weight

Pressure and temperature

All of these

Molal flow rate of vapour

Vapour molecular weight

Pressure and temperature

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Process Equipment and Plant Design
Bubble cap plate column is

Used only for distillation, not for absorption

A differential stage contactor

A finite stage contactor

A continuous contactor

Used only for distillation, not for absorption

A differential stage contactor

A finite stage contactor

A continuous contactor

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Process Equipment and Plant Design

Process Equipment and Plant Design To keep the power input constant for a stirred vessel operating under fully developed turbulent flow conditions (constant power number), if the impeller diameter is increased by 20%, the impeller speed should be decreased by a factor of

Process Equipment and Plant Design Pressure drop (Δp) and the superficial gas mass velocity (G) in case of packed absorption tower operating in the preloading range are related as

Process Equipment and Plant Design The LMTD correction factor (FT) is defined as the

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 In actual operation of a bubble cap distillation tower, the __________ at the bottom of the tower is more than that at the top of the tower.

Process Equipment and Plant Design Bubble cap plate column is

Process Equipment and Plant Design
To keep the power input constant for a stirred vessel operating under fully developed turbulent flow conditions (constant power number), if the impeller diameter is increased by 20%, the impeller speed should be decreased by a factor of

Process Equipment and Plant Design
Pressure drop (Δp) and the superficial gas mass velocity (G) in case of packed absorption tower operating in the preloading range are related as

Process Equipment and Plant Design
The LMTD correction factor (FT) is defined as the

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
In actual operation of a bubble cap distillation tower, the __________ at the bottom of the tower is more than that at the top of the tower.

Process Equipment and Plant Design
Bubble cap plate column is