General Studies · Material Science
टूल स्टील के निर्माण के लिए निम्नलिखित में से किस धातु को आमतौर पर लोहे के साथ मिलाया जाता है?
- 1तांबा (Copper)
- 2जस्ता (Zinc)
- 3टंगस्टन (Tungsten)✓
- 4सीसा (Lead)
सही उत्तर देखें
टंगस्टन (Tungsten)
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