12th Class Physics Electro Magnetic Induction Question Bank Assertion And Reason (MCQs) - Electromagnetic Induction

  • question_answer
     
    Assertion (A): Lenz's law does not violets the principle of conservation of energy.
    Reason (R): Induce e.m.f. never opposes the change in magnetic flux that causes the e.m.f.

    A) Both A and R are true and R is the correct explanation of A

    B) Both A and R are true but R is NOT the correct explanation of A

    C) A is true but R is false

    D) A is false and R is true

    Correct Answer: C

    Solution :

    Option [c] is correct. Explanation: Lenz's law is based on principle of conservation of energy. So, the assertion is true. Induced e.m.f. always opposes the change in magnetic flux that causes the e.m.f. So, the reason is also false.


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