12th Class Physics Magnetic Effects of Current / करंट का चुंबकीय प्रभाव Question Bank Case Based (MCQs) - Magnetism and Matter

  • question_answer
    Electric current in the Earth's body is generated due to:

    A) movement of charged particle in the atmosphere.

    B) flowing of liquid metal in the outer core.

    C) electric discharges during thunderstorm.

    D) its revolution round the Sun.

    Correct Answer: A

    Solution :

    Option [a] is correct Explanation: On Earth, flowing of liquid metal in the outer core of the planet generates electric currents.


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