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Physics - Magnetism Question with Solution | TestHub

PhysicsMagnetismMagnetic Dipole & MomentEasy2 minPYQ_2013

PhysicsEasysingle choice

A bar magnet of magnetic moment $M$ placed at right angles to a magnetic induction $B$ . If a force $F$ is experienced by each pole of the magnet. The length of the magnet will be:NEET 2013 (Karnataka)

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Answer:

Solution:

Here $τ ∣ τ ∣ = M \times B = MB sin 9 0^{\circ}$ and we know that $τ = Fl$ $∴ Fl = MB \Rightarrow l = \frac{MB}{F}$

Stream:NEETSubject:PhysicsTopic:MagnetismSubtopic:Magnetic Dipole & Moment

⏱ 2mℹ️ Source: PYQ_2013

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