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प्रश्न
Which of the following cannot modify an external magnetic field as shown in the figure?
विकल्प
Nickel
Silicon
Sodium chloride
Copper
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उत्तर
Sodium chloride
Explanation:
The material that cannot modify an external magnetic field is sodium chloride, as it is completely non-magnetic and does not interact with the field in any way.
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संबंधित प्रश्न
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