Q. Demagnetisation of magnets can be done by
A) Rough handling
B) Heating
C) Magnetising in the opposite direction
D) All the above
Explanation
The correct answer is Option D: All the above.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.