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Current Electricity — Physics STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 SciencePhysicsCurrent Electricity1 Mark
Question
When there is an electric current through a conducting wire along its length, then an electric field must exist(a)  Outside the wire but normal to it(b) Outside the wire but parallel to it(c) Inside the wire but parallel to it(d) Inside the wire but normal to it
   
   
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Answer

(c) Inside the wire but parallel to it

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