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Engineering
Mechanical
ME Set-3
Engineering Materials
111

Engineering Materials MCQ with Answers

111) The molecules in a solid move

in a random manner

in a haphazard way

in circular motion

back and forth like tiny pendulums

Answer is:

back and forth like tiny pendulums

Explanation:

The molecules in a solid move Back and forth like tiny pendulums

Engineering Materials MCQ with Answers

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Related Engineering Materials MCQ with Answers

112) The crystal structure of gamma iron is

body centred cubic

face centred cubic

hexagonal close packed

cubic structure

Answer is:

face centred cubic

113) The crystal of alpha iron is

body centred cubic

face centred cubic

hexagonal close packed

cubic structure

Answer is:

body centred cubic

114) The metallic structure of mild steel is

body centred cubic

face centred cubic

hexagonal close packed

cubic structure

Answer is:

body centred cubic

115) For the allotropic forms of iron, the points of arrest are

the points where no further change oc-curs

constant for all metals

the points where there is no further flow of metal

the points of discontinuity

Answer is:

the points of discontinuity

Engineering Materials MCQ with Answers

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