Properties

Question 1

Relate deformation to an applied load or force

Answer 1

Mechanical property

Question 2

Electric field as stimulus

Answer 2

Electrical Property

Question 3

In terms of heat capacity and thermal conductivity

Answer 3

Thermal Property

Question 4

Response of material to magnetic field

Answer 4

Magnetic Property

Question 5

Electromagnetic or light radiation as stimulus

Answer 5

Optical Property

Question 6

Chemical reactvity of materials

Answer 6

Deteriorative Property

Question 7

Magnitude of an electric field necessary to produce breakdown

Answer 7

Dielectric strength

aka Breakdown strength

Question 8

What may potentially happen to insulators at very high voltage?

Answer 8

Insulators become conductor

this can cause short circuit

Question 9

Reciprocal dispersion of optical materials

Answer 9

Abbe number

Question 10

Movement of liquid through a phosphor diagram of other permeable solid with an applied electric field

Answer 10

Electron osmosis

Question 11

Bonds between metallic and nonmetallic elements

Answer 11

Ionic Bonding

Question 12

Bond occurs between two nonmetallic elements

Answer 12

Covalent Bonding

Question 13

Distance between two nuclei of atoms

Answer 13

Bond length

Question 14

Bonds between metals through electrostatic interaction between delocalized electrons

Answer 14

Metallic Bonding

Question 15

Normally atomic or molecular dipoles are involved

Answer 15

van der Waals Bonding

Question 16

Enery required to seperate two atoms

Answer 16

Bonding/Binding Energy

Question 17

Large interatomic force that tends to energy transfer from one atom to another

Answer 17

Covalent Bond

Question 18

The direction of transfer of electrons under ionic bonding

Answer 18

Metal to nonmetal

Question 19

What is the bond angle of water?

Answer 19

105 deg

tetrahedral

Question 20

Type of bonding

Materials with binding energy in the range of 150-370 kcal/mol are considered to exhibit

Answer 20

Covalent bonding

Question 21

The maximum attainable stress for a metal is called:

Answer 21

ultimate tensile stress

Question 22

The ability of a material to resist
deformation under stress

Answer 22

Stiffness

Question 23

Property of a material essential for spring materials

Answer 23

Resilience

aka Elasticity

Question 24

Ability of a material to resist fracture due to high impact loads

Answer 24

Toughness

Question 25

What is the purpose of heat treatment?

Answer 25

1. relieve the stresses set up in the material after hot or cold working 2. modify the structure of the material 3. change grain size

Question 26

Property of a material which enables it to retain the deformation permanently

Answer 26

Plasticity

Question 27

The property of a material by virtue of which a material can be rolled or hammered into thin sheets.

Answer 27

Malleability