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Tardigrade
Question
Physics
The correct M-H curve for a paramagnetic material at a constant temperature (T) is represented by
Q. The correct
M
−
H
curve for a paramagnetic material at a constant temperature
(
T
)
is represented by
2784
223
Magnetism and Matter
Report Error
A
33%
B
21%
C
12%
D
33%
Solution:
Since intensity of magnetisation
(
M
)
of a paramagnetic material is given by
M
=
C
T
B
=
C
μ
0
T
H
as
T
C
μ
0
is constant.
Then
M
∝
H
Hence, the
M
−
H
curve will be a straight line with the
slope
C
μ
0
T
1
.