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There is a potential difference of 1.6V between the ends of a 19cmlong graphite rod that has a cross sectional area of1.2mm2. The resistivity of graphite is 7.5 x 10-6ohms-m.

a. Find the resistance of the rod
b. Find the current
c. Find the electric field inside the rod

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Category:- Physics
Reference No.:- M91100178

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