The variation of length of two metal rods A and B with change in temperature is shpown in figure . If the coefficients of linear expansion for the metal A is = n x 〖10〗^(−6) /℃ , then the value of ‘n’ will be in nearest interwar given 〖š›¼" " 〗_šµ= 9 x〖10〗^(−6) /℃ )

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