Chemistry · Alloys
निम्नलिखित में से कौन सा पीतल (Brass) का अनुमानित विशिष्ट संघटन दर्शाता है?
- 1Fe - 40%; Ni - 60%
- 2Zn - 70%; Sn - 30%
- 3Cu - 60%; Zn - 40%✓
- 4Cu - 50%; Sn - 50%
सही उत्तर देखें
Cu - 60%; Zn - 40%
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