Chemical Engineering - Process Equipment and Plant Design

1. 

The minimum plate spacing in most of the pertroleum refinery distillation columns (of dia > 3 ft) is normally __________ inches.

A. 6
B. 12
C. 18
D. 34

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

2. 

Joint efficiency (J) for a seamless pipe is

A. 1
B. 0.85
C. 1.2
D. < 0.5

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

3. 

For a given design of bubble cap, the number of bubble caps to be used per tray is set by the

A. allowable gas velocity through the slots.
B. plate spacing.
C. diameter of the column.
D. all (a), (b) and (c).

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

4. 

The shell side pressure drop in a shell and tube heat exchanger is maximum for __________ baffle.

A. disk and ring
B. segmental
C. orifice
D. independent of the type of

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

5. 

The function of manholes provided in the shell of a distillation column is to

A. keep a check on the liquid gradient over the plate by direct visual observation.
B. give access to the individual trays for cleaning, maintenance and installation.
C. guard against foaming & entrainment by dumping antifoaming agent through it.
D. all (a), (b) and (c).

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

1 2 3 4 5 6 7 8 9 10 Next »