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Chemical Engineering Basics

Chemical Engineering Basics
The most detrimental impurity in high pressure boiler feed water is

Dissolved salt
Suspended salt
Turbidity
Silica

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Chemical Engineering Basics
Out of the following, which will fracture most readity, when hit with a hard hammer ?

Bronze
Brass
German silver
Cast iron

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Chemical Engineering Basics
Which of the following metals is the most prone to work hardening?

Aluminium
Copper
Lead
Brass

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Chemical Engineering Basics
Pipelines carrying various utilities in chemical industries are identified by their colour codes. The color of pipeline carrying steam is

Black
Yellow
Green
Silver grey

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Chemical Engineering Basics
Transition from laminar flow to turbulent flow in fluid flow through a pipe does not depend upon the

Density of the fluid
Velocity of the fluid
Length of the pipe
Diameter of the pipe

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Chemical Engineering Basics
A suitable lubricant used for watches is

Hazel-nut oil
Metallic soap solution
Palm oil
Grease

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