किसी चालक तार में धारा i होने पर मुक्त इलेक्ट्रॉनों का अनुगमन वेग v है। यदि उसी धातु के परन्तु द....

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किसी चालक तार में धारा i होने पर मुक्त इलेक्ट्रॉनों का अनुगमन वेग v है। यदि उसी धातु के परन्तु दोगुने अनुप्रस्थ-काट के क्षेत्रफल के तार में धारा 2i हो, तो इलेक्ट्रॉनों का अनुगमन वेग होगा 📲PW App Link - https://bit.ly/YTAI_PWAP 🌐PW Website - https://www.pw.live



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