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PROCESS EQUIPMENT AND PLANT DESIGN

Process Equipment and Plant Design
Minimum tube pitch recommended for shell and tube heat exchangers is about __________ times the outside diameter of the tube.

3.5
2.5
1.25
1.75

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Process Equipment and Plant Design
Brass valves are usually made for pipe sizes __________ inches.

>3.5
?2
?1
>2.5

ANSWER DOWNLOAD EXAMIANS APP

Process Equipment and Plant Design
An increase in the liquid resistance to interphase mass transfer and a resultant reduction in plate efficiency is caused by

An increase in relatived volatility for rectification columns
All of these
An increase in liquid viscosity
Decrease in gas solubility for absorbers

ANSWER DOWNLOAD EXAMIANS APP

Process Equipment and Plant Design
Welded joint efficiency in the design of chemical process equipment is taken as

0.85
0.55
0.75
0.95

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Process Equipment and Plant Design
Apex angle of conical heads used in the bottom heads of chemical process equipments is usually

75°
30°
45°
60°

ANSWER DOWNLOAD EXAMIANS APP
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