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Process Equipment and Plant Design

Process Equipment and Plant Design
The dust collection efficiency of electrostatic precipitator increases with increase in the

Both A & B
Neither A nor B
Gas flow rate
Electrode area

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Process Equipment and Plant Design
For identical situation, condensing film coefficient in case of a horizontal condenser is almost __________ the value expected in case of vertical condenser.

Five times
Thrice
Twice
Half

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Process Equipment and Plant Design
To avoid the tearing off the plate of an edge, the margin (i.e., the minimum distance from the centre of the rivet hole to the nearest edge of the plate) should be equal to

D
2.5 d
1.5 d
0.5 d

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Process Equipment and Plant Design
The length of straight rectangular weir used on cross-flow trays is generally __________ the column diameter.

0.6-0.8 times
2 ft irrespective of (for column > 3 ft diameter)
Twice
Equal to

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Process Equipment and Plant Design
Corrosion allowance in the design of pressure vessel/chemical equipment is not necessary, if

Material of construction is high alloy steel
Plain carbon steel and cast iron parts are used
Wall thickness is > 30 mm
Both B & C

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Process Equipment and Plant Design
Saddle supports are used for supporting __________ vessels.

Thick spherical
Thick walled vertical
Tall vertical
Horizontal cylinderical

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