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प्रश्न
Manganese is used to make ______ tough and resistant to rusting.
विकल्प
copper
bronze
bauxite
steel
MCQ
रिक्त स्थान भरें
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उत्तर
Manganese is used to make steel tough and resistant to rusting.
Explanation:
Manganese makes steel tough and resistant to rusting. It is an essential alloying element in steel production, improving its hardness, strength, and resistance to wear and corrosion.
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