Physics, 18.03.2021 01:40 tiffanibell71

The resistance of a wire used for telephone
is 35 ohm's per kilometer when the wait of the wire is 5kg per kilometer. If the specific resistance of the material is 0.0000000195 ohm meter .what is the cross sectional area of the wire

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The resistance of a wire used for telephone
is 35 ohm's per kilometer when the wait of the wir...

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