Iron Materials | MCQs

    Q1: An iron nail/steel rod can be magnetize by?

    لوہے کی کیل/اسٹیل کی چھڑی کو میگنیٹائز کیسے کیا جا سکتا ہے؟
    • A. By heating it on a high flame
    • B. By hammering
    • C. By passing an electric current around it
    • D. By keeping it with an iron rod
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