A current flows in a wire of circular cross-section with the free electrons travelling with a dr....

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A current flows in a wire of circular cross-section with the free electrons travelling with a drift velocity v. If an equal current flows in a wire of twice the radius, new drift velocity is 📲PW App Link - https://bit.ly/YTAI_PWAP 🌐PW Website - https://www.pw.live



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