C-09-Q042mediumsingle_mcq
The critical angle for the glass–water boundary (n for glass = 1.52, n for water = 1.33) is —
The critical angle for the glass–water boundary (n for glass = 1.52, n for water = 1.33) is —
- a41.8°
- b43.6°
- c61.6°
- d75°
The critical angle for the glass–water boundary (n for glass = 1.52, n for water = 1.33) is —