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Engineering
Mechanical
ME Set-3
Engineering Materials
273

Engineering Materials MCQ with Answers

273) Recrystallisation temperature can belowered by

purification of metal

grain refinement

working at lower temperature

all of the above

Answer is:

all of the above

Engineering Materials MCQ with Answers

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Related Engineering Materials MCQ with Answers

274) Pearlite is a combination of

ferrite and cementite

cementite and gamma iron

ferrite and austenite

ferrite and iron graphite

Answer is:

ferrite and cementite

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

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

Engineering Materials MCQ with Answers

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