A bar magnet made of steel has a magnetic moment of 2.5 A-m2 and a mass of 6.6 × 103 kg. If the density of steel is 7.9 × 103 kg/m3 the intensity of magnetization is

A bar magnet made of steel has a magnetic moment of 2.5 A-m2 and a mas

1.	A bar magnet made of steel has a magnetic moment of 2.5 A-m2 and a mass of 6.6 × 103 kg. If the density of steel is 7.9 × 103 kg/m3 the intensity of magnetization is
A.	8.3 × 10-7 A/m
B.	3 A/m
C.	6.3 × 10-7 A/m
D.	8.2 × 106 A/m
Answer» C. 6.3 × 10-7 A/m

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A bar magnet made of steel has a magnetic moment of 2.5 A-m2 and a mass of 6.6 × 103 kg. If the density of steel is 7.9 × 103 kg/m3 the intensity of magnetization is

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