Physics · Engine Components
इंजन सिलेंडर हेड के निर्माण में उपयोग की जाने वाली प्राथमिक सामग्री क्या है?
- 1कास्ट आयरन या एल्युमिनियम✓
- 2कांस्य (Bronze)
- 3तांबा
- 4टिन
सही उत्तर देखें
कास्ट आयरन या एल्युमिनियम
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