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For a magnetising field of intensity 2 x...

For a magnetising field of intensity `2 x 10^(3) Am^(-1),` aluminium at 280 K acquires intensity of magnetisation of `4.8 xx 10^(-2) m^(-1)A.` Find the susceptibility of aluminium at 280 K! If the temperature of the metal is raised to 320 K,'what will be its susceptibility and intensity of magnetisation?

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`4.8 xx 10 ^(-2) , 2. 4 xx 10 ^(-5) Am ^(-1)`
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