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Process Equipment and Plant Design

Process Equipment and Plant Design
Minimum baffle spacing recommended in a shell and tube heat exchanger is equal to

I.D. of the shell
5 cms
25 cms
40% of the I.D. of the shell

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Process Equipment and Plant Design
Le/D for a Tee (used as elbow, entering run) would be around

60
350
5
200

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Process Equipment and Plant Design
The diameter of a propeller agitator used in agitation tank ranges from __________ percent of the tank diameter and its peripherial speed is normally 300 to 500 metres/minute.

15 to 30
40 to 50
55 to 75
5 to 10

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Process Equipment and Plant Design
Tube side heat transfer co-efficient for turbulent flow of liquid through tubes is proportional to

G0.8
G0.2
G0.5
G1.5

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Process Equipment and Plant Design
In the agitators, the power required will be changed with the increase of diameter of agitator (D) as

D⁵
D²
D⁹
D

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Process Equipment and Plant Design
25 per cent cut segmental baffle means that the baffle

Spacing is 75% of its height
Width is 25% of its height
Height is 25% of the I.D. of the shell
Height is 75% of the I.D. of the shell

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