A bar of certain material having rectangular cross section is one...

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A bar of certain material having rectangular cross section is one metre in length and has a cross section of 0.0001 square metres. The value of its longitudinal resistance is 100 ohms. The value of its resistivity would be:

A. 1 ohm metre

B. 0.01 ohm metre

C. 0.0001 ohm metre

D. 100 ohm metre

Answer: Option B

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