In question number 91, maximum value of magnetisation of the given domain is (Dipole moment of an iron atom `9.27 xx 10^(-24)A m^(2))`

Question

In question number 91, maximum value of magnetisation of the given domain is (Dipole moment of an iron atom `9.27 xx 10^(-24)A m^(2))`

In question number 91, maximum value of magnetisation of the given domain is (Dipole moment of an iron atom `9.27 xx 10^(-24)A m^(2))`
A. `8.0xx10^(5)Am^(-1)`
B. `6.0xx10^(4)Am^(-1)`
C. `8.0xx10^(3)Am^(-1)`
D. `6.0xx10^(3)Am^(-1)`

Monjur Alahi

5 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - A
Net dipole moment, `M_(N)=Nxxm`
`=6.9xx10^(11)xx9.27xx10^(-24)=6.4xx10^(-12)Am^(2)`
`"Net magnetisation"=(6.4xx10^(-12))/(8xx10^(-18))=8xx10^(5)Am^(-1)`

5 views Answered 2023-02-05 15:29