Physicseasy · Past Paper
The unit of refractive index is:
Am/s
BDegrees
CDioptre
DNo unit
✓ Correct Answer: D — No unit
Refractive index is a ratio of speeds (or sines of angles), so the units cancel out, making it dimensionless.
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✓ Correct Answer: D — No unit
Refractive index is a ratio of speeds (or sines of angles), so the units cancel out, making it dimensionless.
Share this question