10th Class Science Magnetic Effects of Electric Current Question Bank 10th CBSE Science Magnetic Effects of Electric Current

  • question_answer
      What is an electromagnet? Draw a circuit diagram to show how a soft iron piece can be transformed into an electromagnet.     [CBSE Delhi 2008]

    Answer:

                      If the current in the wire is increased, the deflection increases. The strength of magnetic field is directly proportional to the magnitude of current passing through the straight conductor.


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