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Process Equipment and Plant Design

Process Equipment and Plant Design
Height of the flights in the rotary drier is in the range of

0.2 to 0.5 d
0.02 to 0.05 d
0.5 to 0.6 d
0.08 to 0.12 d

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Process Equipment and Plant Design
Joint efficiency (J) for a seamless pipe is

1
< 0.5
1.2
0.85

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Process Equipment and Plant Design
In a heat exchanger, shell side fluid velocity can be changed by changing the tube

Pitch
Layout
Neither A nor B
Both A & B

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Process Equipment and Plant Design
The most common standard size of bubble caps used in industrial operation is

8" dia cap with 1" dia riser
4" dia cap with 8" dia riser
6" dia cap with 4" dia riser
1" dia cap with 0.5" dia riser

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Process Equipment and Plant Design
Normally, the length to diameter ratio of rotary dryers varies form 4 to 10 and for its economic operation, the number of transfer units (NTU) for such dryers varies from

1.5-2.5
44119
7.5-10.0
3.5-5.5

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Process Equipment and Plant Design
Shell side heat transfer co-efficient in case of square pitch as compared to the triangular pitch under similar condition of fluid flow and tube size is

More
Same
Twice
Less

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