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  2. The size of a carbon block is 1.0cm*1.0cm*50cm. Find its maximum and minimum resistance if the resistivity of carbon is 3.5*10^-5ohm cm.
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The size of a carbon block is 1.0cm*1.0cm*50cm. Find its maximum and minimum resistance if the resistivity of carbon is 3.5*10^-5ohm cm.

Answers (1)
S shubham.krishnan

So, maximum resistance=175 x 10-3 ohm

and minimum resistance=7 x 10-5 ohm

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