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Engineering Materials

Engineering Materials
The heat treatment process used for softening hardened steel is

Annealing
Normalizing
Carburising
Tempering

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Engineering Materials
Nodular iron has

High tensile strength
All of these
Low melting point
High machinability

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Engineering Materials
Acidic solution is one which has pH value

Greater than 7
Less than 7
Equal to 7
pH value has nothing to do with neutral solution

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Engineering Materials
Grey cast iron has

Low compressive strength
Carbon in the form of free graphite
High tensile strength
All of these

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Engineering Materials
Corrosion resistance of steel is increased by addition of

Sulphur, phosphorus, lead
Tungsten, molybdenum, vanadium, chromium
Chromium and nickel
Vanadium, aluminium

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Engineering Materials
Dye penetrant method is generally used to locate

Temporary defects
Superficial defects
Surface defects
Core defects

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MORE MCQ ON Engineering Materials

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