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Chemical Engineering Basics

Chemical Engineering Basics
__________ is the most suitable lubricant for drawing mild steel wires?

Sodium stearate
Water
Kerosene
Lime water

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Chemical Engineering Basics
Alloys having more than 80% copper are generally more

Abrasion resistant
Machinable
Corrosion resistant
Prone to season cracking

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Chemical Engineering Basics
The heat treatment to which the steel wire containing > 0.25% carbon is subjected to is

Bright annealing
Patenting
None of these
Full annealing

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Chemical Engineering Basics
__________ is the most important element, which controls the physical properties of steel.

Manganese
Vanadium
Silicon
Carbon

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Chemical Engineering Basics
Which of the following is a unit of time ?

Barn
None of these
Light year
Angstrom

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Chemical Engineering Basics
Lead is poured into the joint between two __________ pipes.

Cast iron
Concrete
Mild steel
Asbestos cement

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