Which of the following packing materials provides for maximum mass transfer?

Process Equipment and Plant Design
Which of the following packing materials provides for maximum mass transfer?

Lessig rings

Raschig rings

All of these

Cross-partition rings

Lessig rings

Raschig rings

All of these

Cross-partition rings

ANSWER DOWNLOAD EXAMIANS APP

Process Equipment and Plant Design
The safe distance of habitation from a hazardous chemical plant (TLV of its product < 1000 ppm) should be about __________ kms.

25

15

5

1

25

15

5

1

ANSWER DOWNLOAD EXAMIANS APP

Process Equipment and Plant Design
Excessive liquid gradient on a tray may result in the

Back trapping

Gas blowing beneath cap skit

Maldistribution of gas

All of these

Back trapping

Gas blowing beneath cap skit

Maldistribution of gas

All of these

ANSWER DOWNLOAD EXAMIANS APP

Process Equipment and Plant Design
The minimum tray spacing in distillation column of diameter less than 3 ft is normally __________ inches.

34

6

18

24

34

6

18

24

ANSWER DOWNLOAD EXAMIANS APP

Process Equipment and Plant Design
In a shell and tube heat exchanger having square pitch, the shell side equivalent diameter is given by (where, P = pitch, d = outside diameter of the tube)

4P²/πd

Πd/4P²

(P² - πd²/4)/πd

4(P² - πd²/4)/πd

4P²/πd

Πd/4P²

(P² - πd²/4)/πd

4(P² - πd²/4)/πd

ANSWER DOWNLOAD EXAMIANS APP

Process Equipment and Plant Design
In a pressure vessel containing multiple openings of various dimensions at different parts, stress concentration at the edges of the opening is maximum which becomes negligibly small beyond the area covered by __________ times the hole diameter.

Ten

Five

Twenty

Two

Ten

Five

Twenty

Two

ANSWER DOWNLOAD EXAMIANS APP

Process Equipment and Plant Design

Process Equipment and Plant Design Which of the following packing materials provides for maximum mass transfer?

Process Equipment and Plant Design The safe distance of habitation from a hazardous chemical plant (TLV of its product < 1000 ppm) should be about __________ kms.

Process Equipment and Plant Design Excessive liquid gradient on a tray may result in the

Process Equipment and Plant Design The minimum tray spacing in distillation column of diameter less than 3 ft is normally __________ inches.

Process Equipment and Plant Design In a shell and tube heat exchanger having square pitch, the shell side equivalent diameter is given by (where, P = pitch, d = outside diameter of the tube)

Process Equipment and Plant Design In a pressure vessel containing multiple openings of various dimensions at different parts, stress concentration at the edges of the opening is maximum which becomes negligibly small beyond the area covered by __________ times the hole diameter.

Process Equipment and Plant Design
Which of the following packing materials provides for maximum mass transfer?

Process Equipment and Plant Design
The safe distance of habitation from a hazardous chemical plant (TLV of its product < 1000 ppm) should be about __________ kms.

Process Equipment and Plant Design
Excessive liquid gradient on a tray may result in the

Process Equipment and Plant Design
The minimum tray spacing in distillation column of diameter less than 3 ft is normally __________ inches.

Process Equipment and Plant Design
In a shell and tube heat exchanger having square pitch, the shell side equivalent diameter is given by (where, P = pitch, d = outside diameter of the tube)

Process Equipment and Plant Design
In a pressure vessel containing multiple openings of various dimensions at different parts, stress concentration at the edges of the opening is maximum which becomes negligibly small beyond the area covered by __________ times the hole diameter.