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An iron metre rod is allowed an error of...

An iron metre rod is allowed an error of 1 part per milliion. If the coefficient of linear expansion of ironis `1xx10^(-5).^(@)C^(-1)`, what is the maximum variation in temperature that the rod could have?

A

`+-0.1 K`

B

`+-0.01 K`

C

`+-1.00 K`

D

`+-10.00 K`

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