Magnetic Field Measurement | MCQs

    Q1: The presence of a magnetic field can be detected by _______?

    مقناطیسی میدان کی موجودگی کا پتہ _______ سے لگایا جا سکتا ہے؟
    • A. Small mass
    • B. Stationary negative charge
    • C. Magnetic compass
    • D. Stationary positive charge
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