thermal properties Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

Heat Capacity

A

General: The ability of a material to absorb heat.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Heat capacity:
* Increases with

A

temperature
* Reaches a limiting value of 3R for
many simple crystalline solids such as
metals

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

increasing cp

A

metal crmc polymer

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

increase of thermal expansion coefficient

A

cermc metal polymr

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Polymers have larger α!
values because

A

Polymers have larger α!
values because of weak
secondary bonds

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Thermal Stresses
Occur due to

A

Thermal Stresses
Occur due to:
* Restrained thermal expansion/contraction

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Thermal Shock Resistance
* Occurs due to:

A

Thermal Shock Resistance
* Occurs due to: nonuniform heating/cooling

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

A material responds to heat by:

A

A material responds to heat by:
* Increased vibrational energy.
* Redistribution of this energy to achieve thermal equilibrium

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Thermal Conductivity: Comparison

A

polymer crmc metal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

materoal spcfc heat depends on

A

density

How well did you know this?
1
Not at all
2
3
4
5
Perfectly