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Engineering Materials

Engineering Materials
The bond formed by transferring electrons from one atom to another is called

None of these
Metallic bond
Ionic bond
Covalent bond

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Engineering Materials
Connecting rod is usually made of

Medium carbon steel
Aluminium
High carbon steel
Low carbon steel

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Engineering Materials
Cemented carbide tools are not found to be suitable for cutting

Brass
Steel
Aluminium
Cast iron

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Engineering Materials
Iron-carbon alloys containing carbon ________ 4.3% are known as hyper-eutectic cast irons.

More than
None of these
Equal to
Less than

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Engineering Materials
The alloying element which reduces the formation of iron sulphide in steel is

Manganese
Chromium
Vanadium
Nickel

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Engineering Materials
Recrystallization temperature can be lowered by

Working at lower temperature
Purification of metal
All of these
Grain refinement

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