Process Equipment and Plant Design Objective Questions & Answers Pdf - 2

Question: 6

_____ liquor is best handled in a long tube vertical evaporator.

(A) Salting

(B) Scaling

(C) Viscous

(D) Foamy

Ans: D

Foamy

Question: 7

High pressure fluid in a shell and tube heat exchanger should preferably by routed through the

(A) shell side for large overall heat transfer co-efficient

(B) shell side, if the flow is counter current and tube side if the flow is co-current

(C) shell sides for smaller total pressure drop

(D) tubes to avoid the expansion of high pressure shell construction

Ans: D

tubes to avoid the expansion of high pressure shell construction

Question: 8

The main purpose of providing stepping on the trays is to

(A) improve the flow condition

(B) facilitates handling of large flow rate of liquid

(C) increase the residence time

(D) decrease the pressure drop

Ans: B

facilitates handling of large flow rate of liquid

Question: 9

Which of the following material is seldom used for pressure vessel construction?

(A) semi-killed steel

(B) killed steel

(C) rimmed still

(D) mild steel

Ans: C

rimmed still

Question: 10

To determine the performance of a compressor, a standardized test is performed. In the testing process, when the compressor is under operation, ‘’shut off” term signifies

(A) intermediate flow

(B) steady flow

(C) maximum flow

(D) zero flow

Ans: D

zero flow

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