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Process Equipment and Plant Design

Process Equipment and Plant Design
The retention time of material in a rotary dryer depends upon its

Rpm
All of these
Slope & length
Flights arrangement

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Process Equipment and Plant Design
A rivetted joint does not fail by __________ of rivets.

None of these
Tearing
Tearing of the plate across a row
Shearing

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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?

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

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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.

43834
43832
2
4

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Process Equipment and Plant Design
A claming section before the liquid flows into the downcomer is privided to

Reduce the discharge fluctuation
Cool the liquid before it flows down
Permit release of entrained vapour in the liquid
Ensure better vapour-liquid contact

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Process Equipment and Plant Design
An underdesigned steam trap will

None of these
Waste steam
Back up condensate and cause water hammer in steam line
Destroy itself of acceleration wear due to rapid recycling

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