TEST 1 MEGR 3161 EXAM QUESTIONS
WITH 100% CORRECT ANSWERS
LATEST VERSION 2025/2026.
Materials Science and Engineering is about:
a). How to make a specific component.
b). The relationship between microstructure and the properties of materials, and based on
this relationship how to process and material for desired properties and performance.
c). How to process a material for desired properties. - ANS B. The relationship between
microstructure and the properties of materials, and based on
this relationship how to process and material for desired properties and performance
The key components of Materials Science and Engineering include? -
ANS Processing>Structure>Properties>Performance
The primary types of materials of technological importance are the following: a). Metals,
semiconductors and polymers.
b). Metals, ceramics, and polymers.
c). Biomaterials, semiconductors and composites. - ANS b. Metals, ceramics and polymers
The electrons that occupy the outermost filled shell are called: - ANS Valence Electrons
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
, What type(s) of electron subshell(s) does a K shell contain? - ANS S
What is the maximum number of electrons that an L shell may contain? - ANS 8
The net potential energy between a pair of bonded atoms: - ANS Reaches its minimum value
when the two atoms are at equilibrium
The three primary bonds in materials are:
a). Ionic, covalent and metallic.
b). Ionic, covalent and Van der Waals.
c). Van der Waals, covalent and metallic. - ANS A. Ionic, covalent and metallic
Covalent bonds are:
A.Directional
B.Non-directional - ANS A. Directional
For metals, the larger the bonding energy:
a.) The lower the melting point
b.) The higher the melting point - ANS B. The higher the melting point
Ionic bonding in solids is caused by: - ANS Interaction between oppositely charged nearest
neighbor ions
Which of the following materials may form crystalline solids?:
a.) Polymers
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
WITH 100% CORRECT ANSWERS
LATEST VERSION 2025/2026.
Materials Science and Engineering is about:
a). How to make a specific component.
b). The relationship between microstructure and the properties of materials, and based on
this relationship how to process and material for desired properties and performance.
c). How to process a material for desired properties. - ANS B. The relationship between
microstructure and the properties of materials, and based on
this relationship how to process and material for desired properties and performance
The key components of Materials Science and Engineering include? -
ANS Processing>Structure>Properties>Performance
The primary types of materials of technological importance are the following: a). Metals,
semiconductors and polymers.
b). Metals, ceramics, and polymers.
c). Biomaterials, semiconductors and composites. - ANS b. Metals, ceramics and polymers
The electrons that occupy the outermost filled shell are called: - ANS Valence Electrons
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
, What type(s) of electron subshell(s) does a K shell contain? - ANS S
What is the maximum number of electrons that an L shell may contain? - ANS 8
The net potential energy between a pair of bonded atoms: - ANS Reaches its minimum value
when the two atoms are at equilibrium
The three primary bonds in materials are:
a). Ionic, covalent and metallic.
b). Ionic, covalent and Van der Waals.
c). Van der Waals, covalent and metallic. - ANS A. Ionic, covalent and metallic
Covalent bonds are:
A.Directional
B.Non-directional - ANS A. Directional
For metals, the larger the bonding energy:
a.) The lower the melting point
b.) The higher the melting point - ANS B. The higher the melting point
Ionic bonding in solids is caused by: - ANS Interaction between oppositely charged nearest
neighbor ions
Which of the following materials may form crystalline solids?:
a.) Polymers
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
