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Discussion :: Materials and Components

  1. Assertion (A): For a solenoid having N turns, .

    Reason (R): For all magnetic materials, B increases linearly with I.

  2. A.
    Both A and R are true and R is correct explanation of A
    B.
    Both A and R are true but R is not correct explanation of A
    C.
    A is true but R is false
    D.
    A is false but R is true

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    Answer : Option C

    Explanation :

    Increase of B with I is not linear. Hence R is false.


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