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Engineering Materials

Engineering Materials
Induction hardening is basically a

Surface hardening process
Carburising process
None of these
Core hardening process

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Engineering Materials
The alloying element which increases residual magnetism and coercive magnetic force in steel for magnets is

Chromium
Vanadium
Cobalt
Nickel

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Engineering Materials
Lead is poured into the joint between two pipes. These pipes may be made of

Vitrified clay
Cast iron
Asbestos cement
Concrete

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Engineering Materials
Which of the following is an amorphous material?

Mica
Silver
Glass
Lead

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Engineering Materials
The hardness of steel increases if it contains

Cementite
Austenite
Pearlite
Martensite

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Engineering Materials
Which of the following display properties similar to that of steel?

Both (A) and (B)
None of these
Blackheart cast iron
Whiteheart cast iron

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