Presence of manganese in alloy steel improves its
Which metal is protected by the layer of its own oxide ?
Brass is an alloy of
__________ possesses viscoelastic properties.
Wrought iron is a suitable material of construction for handling __________ solutions.
Steel rods are used in reinforced concrete to increase its __________ strength.
Which of the following alloy steels is the most suitable for making gun barrels and projectiles ?
The process of heating the cold pressed metallic powder is called __________ in powder metallurgy.
In order to be called steel, an alloy should have iron percentage greater than
Which of the following undergoes granular fracture ?
Presence of even 0.of __________ in copper makes it highly brittle, rendering it useless for wire-drawing.
Sulphuric acid is mixed with ground phosphate rock (to produce phosphoric acid) in a steel digestor lined with
Corrosion involves exchange of electrons in __________ corrosion.
Sulphuric acid pickling tanks are lined with
Nickel is a constituent of
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