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प्रश्न
Dev, a rag picker, was very happy to find a large roll of electric wires because they contained ______.
विकल्प
Iron
Copper
Manganese
Aluminium
MCQ
रिक्त स्थान भरें
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उत्तर
Dev, a rag picker, was very happy to find a large roll of electric wires because they contained copper.
Explanation:
Copper is an excellent conductor of electricity, highly ductile and malleable, so it can be drawn into long, thin wires, and is strong and economical, making it the standard choice for electric wiring.
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