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प्रश्न
What are the various ways in which the strength of magnetic field produced by a current-carrying circular coil can be increased?
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उत्तर
Ways to increase the strength of magnetic field produced by a current-carrying circular coil:
1. By increasing the current passing through the coil
2. By decreasing the radius of the coil
3. By increasing the number of turns of wire in the coil
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