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Standard XII

Physics

Current Loop Is a Magnet?

A magnetic di...

Question

A magnetic dipole is acted upon by two magnetic to each other at an angle of $75^{\circ}$ . One of-the fields has a magnitude of $15 m T .$ The dipole attains stable quilibrium at an angle of $30^{\circ}$ with this field. What is the magnitude of the other field ?

11

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1060

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Solution

The correct option is A $11$
$B_{1} sin 30^{0} = B_{2} sin 45^{0}$
$B_{2} = \frac{B_{1}}{\sqrt{2}}$
$= 10.60 m T \approx 11 m T$
Hence,
option $(A)$ is correct answer.

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A magnetic dipole is acted upon by two magnetic to each other at an angle of 75∘. One of-the fields has a magnitude of 15mT. The dipole attains stable quilibrium at an angle of 30∘ with this field. What is the magnitude of the other field ?

The correct option is A 11B1sin300=B2sin450B2=B1√2=10.60mT≈11mTHence,option (A) is correct answer.

A magnetic dipole is acted upon by two magnetic to each other at an angle of $75^{\circ}$ . One of-the fields has a magnitude of $15 m T .$ The dipole attains stable quilibrium at an angle of $30^{\circ}$ with this field. What is the magnitude of the other field ?

The correct option is A $11$
$B_{1} sin 30^{0} = B_{2} sin 45^{0}$
$B_{2} = \frac{B_{1}}{\sqrt{2}}$
$= 10.60 m T \approx 11 m T$
Hence,
option $(A)$ is correct answer.