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Tardigrade
Question
Physics
Relative permittivity and permeability of a material εr and μr , respectively. Which of the following values of these quantities are allowed for a diamagnetic material?
Q. Relative permittivity and permeability of a material
ε
r
and
μ
r
, respectively. Which of the following values of these quantities are allowed for a diamagnetic material?
4804
186
Magnetism and Matter
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A
ε
r
=
0.5
,
μ
r
=
1.5
15%
B
ε
r
=
1.5
,
μ
r
=
0.5
46%
C
ε
r
=
0.5
,
μ
r
=
0.5
28%
D
ε
r
=
1.5
,
μ
r
=
1.5
11%
Solution:
For a diamagnetic material, the value of
μ
r
is less than one. For any material, the value of
∈
r
is always greater than 1.