12th Class Physics Magnetism Question Bank MCQ - Magnetism and Matter

  • question_answer
    Which of the following independent quantities is not used to specify the Earth's magnetic field?

    A) Magnetic declination \[(\theta )\].

    B)             Magnetic dip \[(\delta )\].

    C)             Horizontal component of Earth's magnetic field \[({{B}_{H}})\].

    D)             Vertical component of Earth's magnetic field \[({{B}_{V}})\].

    Correct Answer: D

    Solution :

    (d) Vertical component of Earth's field \[({{B}_{V}})\]. Vertical component of Earth's magnetic field (By) is not used to specify the Earth's magnetic field.


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