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  5. Metals and Non-metals / धातु और अधातु

10th Class Science Metals and Non-metals / धातु और अधातु

  • question_answer 17)
     Which, of the following methods is suitable for preventing' an iron frying pan from rusting? (a) Applying grease                                                         (b) Applying paint            (c) Applying a coating of zinc                                       (d) All of the above                                  

    Answer:

     (c)                   


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