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प्रश्न
The value of magnetic induction will be minimum at a point due to a small current carrying conductor when angle between element and line joining point and centre of element is ____________.
पर्याय
90°
180°
0°
both 180° and 0°
MCQ
रिकाम्या जागा भरा
उत्तर
The value of magnetic induction will be minimum at a point due to a small current carrying conductor when angle between element and line joining point and centre of element is both 180° and 0°.
Explanation:
`"dB" = mu_0/(4pi) xx (Idlsintheta)/r^2`
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Magnetic Field Due to a Current: Biot-savart Law
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