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PhysicsMagnetismProperties of magnetEasy2 minPYQ_2021

PhysicsEasysingle choice

The relative permeability of iron is 2000 . Its absolute permeability in SI unit will be $(\frac{μ _{0}}{4 π} = 1 0^{- 7}$ SI unit $)$

Answer:

Solution:

$μ = μ_{r} μ_{0} = 2000 \times 4 π \times 1 0^{- 7} = 8 π \times 1 0^{- 4} SI unit$

Stream:MHT_CETSubject:PhysicsTopic:MagnetismSubtopic:Properties of magnet

⏱ 2mℹ️ Source: PYQ_2021

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