QJEEM23Ph955e: JEE Main 2023 Physics - Class 12 JEEM23Ph955e Solution: The magnetic moments associated with two closely wound circular …

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QJEEM23Ph955e: JEE Main 2023 Physics - Class 12 JEEM23Ph955e Solution: The magnetic moments associated with two closely wound circular …

The magnetic moments associated with two closely wound circular coils $A$ and $B$ of radius $r_{A} = 10$ $cm$ and $r_{B} = 20 cm$ respectively are equal if : (Where $N_{A}, I_{A}$ and $N_{B}, I_{B}$ are number of turn and current of $A$ and $B$ respectively)

Multiple Choice Options

A 4 NAIA=NBIB
B 2 NAIA=NBIB
C NA=2 NB
D NAIA=4 NBIB

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Accepted Answer

$M_{A} = M_{B}$

$I_{A} N_{A} (π r_{A}^{2}) = I_{B} N_{B} (π r_{B}^{2})$

$I_{A} N_{A} = 4 I_{B} N_{B}$

QJEEM23Ph955e: JEE Main 2023 Physics - Class 12 JEEM23Ph955e Solution: The magnetic moments associated with two closely wound circular …

Multiple Choice Options

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