Physics · Optics
अपवर्तनांक (Refractive index) का SI मात्रक क्या है?
- 1m/s
- 2इसकी कोई इकाई नहीं होती है✓
- 3m-1
- 4डायोप्टर (Dioptre)
सही उत्तर देखें
इसकी कोई इकाई नहीं होती है
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