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Magnetic Effects of Current & Magnetism — JEE Main Previous Year Questions · PaperYodha

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Magnetic Effects of Current & Magnetism · JEE Main previous year questions

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2009 1 question

Q482009 · 27 Apr 2009 · Shift 1
1. A. $\frac{μ _{0} I ( b - a )}{24 ab}$
2. B. $\frac{μ _{0} I}{4 π} [\frac{b - a}{ab}]$
3. C. $\frac{μ _{0} I}{4 π} [2 (b - a) + π /3 (a + b)]$
4. D.zero
Show answer
Answer: A

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