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Process Equipment and Plant Design

Process Equipment and Plant Design
The minimum baffle height should be

Twice the tank diameter
Twice the impeller diameter
3/4 of the tank height
Equal to the impeller diameter

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Process Equipment and Plant Design
Minimum tube pitch recommended for shell and tube heat exchangers is about __________ times the outside diameter of the tube.

1.75
1.25
2.5
3.5

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Process Equipment and Plant Design
Le/D for fully open gate valves would be

Around 7
Much more than that for fully open globe valves
Much less (say 2% than that for fully open globe valves)
Both B and C

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Process Equipment and Plant Design
In a shell and tube heat exchanger having triangular pitch, the shell side equivalent diameter is given by

4(0.86p² - πd²/4)/πd
(4p² - πd²/4)/πd
4(0.86p² - πd²)/πd
(p² - πd²/4)/πd

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Process Equipment and Plant Design
for couplings and unions would be

350
Negligible
200
60

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Process Equipment and Plant Design
A binary liquid azeotropic mixture has boiling point higher than either of the components, when it shows __________ deviation from Raoult's Law.

None of these
Positive
No
Negative

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