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Process Equipment and Plant Design

Process Equipment and Plant Design
The slope of the feed line in distillation opeartion is given by (where, q = fraction of the feed stream that is liquid.)

None of these
-q/(1-q)
-q
-q/(q-1)

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Process Equipment and Plant Design
Angled baffles are preferred in the agitation tank to control the swirling action; if the viscosity of the liquid to be mixed is about 200 poise. However, the baffle may be completely eliminated for mixing liquids having viscoisty above __________ poise.

300
1500
600
1000

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Process Equipment and Plant Design
In which of the following evaporators, steam is fed inside the tube while the liquor is outside the tube?

Short tube vertical evaporator
None of these
Long tube vertical evaporator
Horizontal tube evaporator

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Process Equipment and Plant Design
Which of the following material is seldom used for pressure vessel construction?

Mild steel
Semi-killed steel
Rimmed still
Killed steel

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Process Equipment and Plant Design
At the following point for a given packing and set of fluids, the pressure drop per metre of packed height, with variation in fluid rates and operating pressure

Remains same
May increase or decrease depending upon the solubility of the gas in the liquid
Increases
Decreases

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Process Equipment and Plant Design
The average velocity in the tubes of a 1-4 heat exchanger is __________ times that in 1-1 heat exchanger having the same size & number of tubes and operated at same liquid flow rate.

43832
2
43834
4

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