10th Class Science Electricity and Circuits Question Bank 10th CBSE Science Electricity

  • question_answer
      Tungsten is used almost exclusively for filaments of electric bulb. Support your view.  

    Answer:

                      Resistivity of tungsten is very high as it is an alloy and it does not oxidise readily at very high temperature that's why it is used to make filaments of electric bulb exclusively.


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