Chemical Engineering - Process Equipment and Plant Design

11.
In a multipass shell and tube heat exchanger, the baffles on shell side is primarily provided for
reducing scale deposition.
increasing pressure drop.
fixing the tubes.
creating turbulence.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

12.
For turbine agitator, the impeller diameter is about
0.3 to 0.5 d
0.1 to 0.2 d
0.65 to 0.85 d
0.95 d
Answer: Option
Explanation:
No answer description is available. Let's discuss.

13.
In a shell and tube heat exchanger having triangular pitch, the shell side equivalent diameter is given by
Answer: Option
Explanation:
No answer description is available. Let's discuss.

14.
If a single tube pass heat exchanger is converted to two passes; for the same flow rate, the pressure drop per unit length in tube side will __________ times.
increase by 1.8
decrease by 22
increase by 21.6
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.

15.
Pick out the wrong statement.
An air cooled finned pipe is diagram-matically represented by
A heat exchanger is diagrammatically represented by
A 90° welded elbow is diagrammatically represented by
A pipe still heater is diagrammatically represented by
Answer: Option
Explanation:
No answer description is available. Let's discuss.