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JEE PHYSICS MCQ: MAGNETISM AND MATTER

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A bar magnet is equivalent to

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Correct option: C

Solenoid carrying current

Option C (Solenoid carrying current) is correct because a solenoid carrying current produces a magnetic field similar to that of a bar magnet.

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Curie temperature is the one above which A vibration magnetometer consists of two identical bar magnets placed one over the other such that they are perpendicular and bisect each other. The time period of oscillation in a horizontal magnetic field is

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