A rod of ferromegnetic material with dimensions 10cm × 0.5cm × 2cm is placed in a magnetising field of intensity 2 ×105A/m. The magnetic moment produced due it is 6 amp–m2. The value of magnetic induction will be _____ 10–2T.

B=μ0(H+I); I=MV=610×10−6=0.6×106 A/mB=4π×10−72×105+6×105=100.48×10−2 T

A rod of ferromegnetic material with dimensions 10cm × 0.5cm × 2cm is placed in a magnetising field of intensity 2 ×105A/m. The magnetic moment produced due it is 6 amp–m2. The value of magnetic induction will be _____ 10–2T.

B=μ0(H+I); I=MV=610×10−6=0.6×106 A/mB=4π×10−72×105+6×105=100.48×10−2 T

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A rod of ferromegnetic material with dimensions 10cm × 0.5cm × 2cm is placed in a magnetising field of intensity 2 ×10⁵A/m. The magnetic moment produced due it is 6 amp–m². The value of magnetic induction will be _____ 10^–2T.

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100.48

200.28

50.24

300.48

answer is A.

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$\begin{matrix} B = μ_{0} (H + I); I = \frac{M}{V} = \frac{6}{10 \times 10^{- 6}} = 0 .6 \times 10^{6} A / m \\ B = 4 π \times 10^{- 7} (2 \times 10^{5} + 6 \times 10^{5}) = 100 .48 \times 10^{- 2} T \end{matrix}$

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A rod of ferromegnetic material with dimensions 10cm × 0.5cm × 2cm is placed in a magnetising field of intensity 2 ×105A/m. The magnetic moment produced due it is 6 amp–m2. The value of magnetic induction will be _____ 10–2T.

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A rod of ferromegnetic material with dimensions 10cm × 0.5cm × 2cm is placed in a magnetising field of intensity 2 ×10⁵A/m. The magnetic moment produced due it is 6 amp–m². The value of magnetic induction will be _____ 10^–2T.