Speed of light in oil is 2.17 times 10e8
I need angle of refraction
is the 37 degrees between the oil surface and the ray? Or measured against the normal ?
sini(incidence)/sinr (refracted) = speed in oil /speed in air
Must be measured against normal (perpendicular line )
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is the 37 degrees between the oil surface and the ray? Or measured against the normal ?
sini(incidence)/sinr (refracted) = speed in oil /speed in air
Must be measured against normal (perpendicular line )