Physics · Optics
निम्नलिखित में से किस पदार्थ का अपवर्तनांक सबसे अधिक होता है?
- 1रूबी (माणिक)
- 2नीलम (Sapphire)
- 3हीरा✓
- 4क्राउन ग्लास
सही उत्तर देखें
हीरा
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