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March 2019

The difficulty of liquid distribution in packed towers is accentuated, when the ratio of tower diameter to packing diameter is_________________?

Process Equipment and Plant Design /
The difficulty of liquid distribution in packed towers is accentuated, when the ratio of tower diameter to packing diameter is_________________?

A. < 30
B. < 7
C. > 7 20 < 50

The difficulty of liquid distribution in packed towers is accentuated, when the ratio of tower diameter to packing diameter is_________________? Read More »

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?

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?

A. Half
B. Twice
C. Thrice
D. Five times

For identical situation, condensing film coefficient in case of a horizontal condenser is almost ______________ the value expected in case of vertical condenser? Read More »

Process Equipment and Plant Design

Most of the storage vessels/tanks are made cylindrical, because of the fact that a cylinder _________________?

Process Equipment and Plant Design /
Most of the storage vessels/tanks are made cylindrical, because of the fact that a cylinder _________________?

A. Has greater structural strength
B. Is easy to fabricate
C. Both A. and B.
D. Neither A. nor B.

Most of the storage vessels/tanks are made cylindrical, because of the fact that a cylinder _________________? Read More »

Process Equipment and Plant Design

With increase in pressure drop (for a given particle size), the dust collection efficiency of a cyclone separator will________________?

Process Equipment and Plant Design /
With increase in pressure drop (for a given particle size), the dust collection efficiency of a cyclone separator will________________?

A. Increase
B. Decrease
C. Remain unaffected
D. Increase or decrease depending on the nature of the dust

With increase in pressure drop (for a given particle size), the dust collection efficiency of a cyclone separator will________________? Read More »

Process Equipment and Plant Design

“A claming section” before the liquid flows into the downcomer is provided to__________________?

Process Equipment and Plant Design /
“A claming section” before the liquid flows into the downcomer is provided to__________________?

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

“A claming section” before the liquid flows into the downcomer is provided to__________________? Read More »

Process Equipment and Plant Design

In sieve plate column, holes are drilled or punched in sizes ranging from 2.5 to 12 mm (5 mm being widely used). The hole pitch is normally ______________ times the hole diameter to give the required hole area?

Process Equipment and Plant Design /
In sieve plate column, holes are drilled or punched in sizes ranging from 2.5 to 12 mm (5 mm being widely used). The hole pitch is normally ______________ times the hole diameter to give the required hole area?

A. 0.5 to 1.5
B. 2.5 to 4.0
C. 5 to 10
D. 10 to 15

In sieve plate column, holes are drilled or punched in sizes ranging from 2.5 to 12 mm (5 mm being widely used). The hole pitch is normally ______________ times the hole diameter to give the required hole area? Read More »

Process Equipment and Plant Design