12th Class Physics Sample Paper Physics Olympiad Sample Paper-4

  • question_answer A square loop of wire, side length 10 cm is placed at angle of \[{{45}^{{}^\circ }}\] with a magnetic field that changes uniformly from 0.1 T to zero in 0.7 seconds. The induced current in the loop (its resistance is 1\[\,\Omega \]) is

    A)  1.0mA        

    B)  2.5mA        

    C)  3.5 mA            

    D)  4.0 mA

    Correct Answer: A

    Solution :

    Not Available  

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