Smaller sized packings are generally dumped to the packed columns, and the large ones of size greater than __________ mm are stacked individually, which provides better control over bed porosity and offers lower gas pressure drop.

Process Equipment and Plant Design
Smaller sized packings are generally dumped to the packed columns, and the large ones of size greater than __________ mm are stacked individually, which provides better control over bed porosity and offers lower gas pressure drop.

25

150

75

50

25

150

75

50

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Process Equipment and Plant Design
Ratio of tube length to shell diameter for a shell and tube heat exchanger is

Both B & C

8 : 1 to 12 : 1 for both liquid-liquid and gas-gas heat exchangers

4 : 1 to 8 : 1 for liquid-liquid exchanger

< 4 : 1 for gas-gas exchangers

Both B & C

8 : 1 to 12 : 1 for both liquid-liquid and gas-gas heat exchangers

4 : 1 to 8 : 1 for liquid-liquid exchanger

< 4 : 1 for gas-gas exchangers

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Process Equipment and Plant Design
The absorption factor is defined as (where, S₁ = slope of the equilibrium curve, S₂ = slope of the operating line)

1/S₁.S₂

S₁/S₂

S₂/S₁

S₁.S₂

1/S₁.S₂

S₁/S₂

S₂/S₁

S₁.S₂

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Process Equipment and Plant Design
For a given design of bubble cap, the number of bubble caps to be used per tray is set by the

Diameter of the column

Allowable gas velocity through the slots

Plate spacing

All of these

Diameter of the column

Allowable gas velocity through the slots

Plate spacing

All of these

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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)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

(1.2)3/2

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Process Equipment and Plant Design
Nominal size of a pipe is an indication of its __________ diameter.

Inner

Outer

None of these

Approximate

Inner

Outer

None of these

Approximate

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Process Equipment and Plant Design

Process Equipment and Plant Design Smaller sized packings are generally dumped to the packed columns, and the large ones of size greater than __________ mm are stacked individually, which provides better control over bed porosity and offers lower gas pressure drop.

Process Equipment and Plant Design Ratio of tube length to shell diameter for a shell and tube heat exchanger is

Process Equipment and Plant Design The absorption factor is defined as (where, S₁ = slope of the equilibrium curve, S₂ = slope of the operating line)

Process Equipment and Plant Design For a given design of bubble cap, the number of bubble caps to be used per tray is set by the

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 Nominal size of a pipe is an indication of its __________ diameter.

Process Equipment and Plant Design
Smaller sized packings are generally dumped to the packed columns, and the large ones of size greater than __________ mm are stacked individually, which provides better control over bed porosity and offers lower gas pressure drop.

Process Equipment and Plant Design
Ratio of tube length to shell diameter for a shell and tube heat exchanger is

Process Equipment and Plant Design
The absorption factor is defined as (where, S₁ = slope of the equilibrium curve, S₂ = slope of the operating line)

Process Equipment and Plant Design
For a given design of bubble cap, the number of bubble caps to be used per tray is set by the

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
Nominal size of a pipe is an indication of its __________ diameter.