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16/09/2020 10:36 am
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An iron rod of susceptibility 599 is subjected to a magnetising field of 1200 A m–1. The permeability of the material of the rod is : (μ0 = 4π × 10–7 T m A–1)
(1) 8.0 × 10–5 T m A–1
(2) 2.4π × 10–5 T m A–1
(3) 2.4π × 10–7 T m A–1
(4) 2.4π × 10–4 T m A–1
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16/09/2020 10:37 am
Correct option: (4) 2.4π × 10–4 T m A–1