A freshly demagnetized bar magnet is placed in the East-West direction to ensure that
PHYSICS
WAEC 2019
A freshly demagnetized bar magnet is placed in the East-West direction to ensure that
- A. the molecular magnets remain randomly arranged.
- B. the molecular magnets are properly aligned
- C. it is affected by the earth's magnetic field
- D. the magnetic domains are within the earth's field
Correct Answer: A. the molecular magnets remain randomly arranged.
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