Question

The susceptibility of aluminium is 2.3 × 10−5

at 27ᵒC. Calculate its susceptibility at 627ᵒC.​

Answer 1

Answer:

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Explanation:

The susceptibility of a paramagnetic substance varies inversely as the Kelvin temperature of the substance.

χ

m

∝1/T

χ

m

2

χ

m

1

=T

2

/T

1

where χ

m

1

=1.0×10

−5

χ

m

2

=1.5×10

−5

T

1

=27

o

C+273=300K

T

2

=?

T

2

=

1.5×10

−5

300×1.0×10

−5

=100×2=200K

=200−273=−73

o

C

Answer 2

Explanation:

In physics, chemistry and biology, a potential gradient is the local rate of change of the potential with respect to displacement, i.e. spatial derivative, or gradient. This quantity frequently occurs in equations of physical processes because it leads to some form of flux