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Engineering
Mechanical
ME Set-3
Engineering Materials
275

Engineering Materials MCQ with Answers

275) Austenite rs a combination of

ferrite and cementite

cementite and gamma iron

ferrite and austenite

ferrite and iron graphite

Answer is:

cementite and gamma iron

Engineering Materials MCQ with Answers

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Related Engineering Materials MCQ with Answers

276) The transistor is made of

silver

gold

copper

germanium

Answer is:

germanium

Explanation:

The transistor is made of Germanium

277) Lead is poured into the joint between two pipes. These pipes may be made of

cast iron

vitrified clay

asbestos cement

concrete

Answer is:

cast iron

278) The crystal of alpha iron is

body centred cubic

face centred cubic

hexagonal close packed

cubic structure

Answer is:

body centred cubic

279) Which of the following element results in presence of free graphite in C.I.

carbon

sulphur

silicon

manganese

Answer is:

silicon

Engineering Materials MCQ with Answers

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