NEET 2022 Physics and Chemistry

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Question : 32 of 100

Marks: +1, -0

A copper wire of length 10m and radius (‌

10−2

√π

)m has electrical resistance of 10Ω. The current density in the wire for an electric field strength of 10(V∕m) is

[NEET-2022]

104A∕m2
106A∕m2
10−5A∕m2
105A∕m2

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