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19. Write a name of non-metal which is a good conductor of electricity.एक अधातु का नाम लिखें जो विधुत का सुचालक हो।(a) Graphite (ग्रेफाइट) (b) Wood (लकड़ी)(c) Silica (सिलीका) (d) None of these (इनमें से कोई नहीं) |
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Answer» (a) GRAPHITE Explanation: because graphite is a NON metal and is a GOOD conductor of electricity |
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