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(a) Draw diagrams to depict the behaviour of magnetic field lines near a ? bar? of:(i) copper(ii) Aluminium(iii) Mercury, cooled to a very low temperature (4.2K)what will be the diff between copper andHg cuz Cu id dia and Hg wil be superconductor so both won't let line spass thru themdiff in depiction????

Kevin Nash , 10 Years ago
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