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प्रश्न
Two points A and B are situated at a distance x and 2x respectively from the nearer pole of a magnet 2 cm long. The ratio of magnetic field at A and B is ______.
विकल्प
4 : 1 exactly
4 : 1 approximately
8 : 1 approximately
1 : 1 approximately
MCQ
रिक्त स्थान भरें
उत्तर
Two points A and B are situated at a distance x and 2x respectively from the nearer pole of a magnet 2 cm long. The ratio of magnetic field at A and B is 8 : 1 approximately.
shaalaa.com
Magnetic Field Intensity Due to a Magnetic Dipole (Bar Magnet) Perpendicular to Its Axis
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