There are several methods to magnetize magnetic materials, such as the single-touch or double-touch method. The key feature of the double-touch method is which one of the following?
مقناطیسی مواد مقناطیسی مواد کو مقاصد کے لۓ کئی طریقوں ہیں، جیسے واحد ٹچ یا ڈبل ٹچ طریقہ. ڈبل ٹچ کا طریقہ کی کلیدی خصوصیت یہ ہے کہ مندرجہ ذیل میں سے ایک؟
Answer: Opposite poles of two magnets rub in opposite directions.
Explanation
In the double-touch method, opposite poles (north and south) of two magnets are rubbed on the material in opposite directions to magnetize it effectively.
This helps align more magnetic domains inside the material.
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