# Science

posted by .

Explain why air as the incident medium allows us to find the unknown indexx of refraction of the medium. (If the incident medium is NOT air, nR will be impossible to determine)

## Similar Questions

1. ### Science

What types of waves can be refracted? Under what circumstances does refraction occur?
2. ### electromagnatic

a) Determine at 500kHz for a medium in which = 1, = 15, = 0. At what velocity will an electromagnetic wave travel in this medium?
3. ### Physics

A ray of light of frequency is 5.09 x 10^14 Hz is traveling from water to medium X. The angle of incidence in water is 45 degrees and the angle of refraction in Medium X is 29 degrees. The index of refraction of Medium X is 1.94. Calculate …
4. ### physics

Light passes from medium 1 to medium 2 where n1>n2. a)Sketch the incident reflected and refracted rays.
5. ### Science

Q12: A light ray is travelling from a medium with a larger index of refraction to a medium with a smaller index of refraction. Describe what happens as the angle of incidence gets larger and larger. Include the concept of the critical …
6. ### physics

how does the total energy stored in a capacitor change, when the medium of air is replaced by a medium of dielectric constaant K?
7. ### Physics

What is the critical angle (in degrees) for a ray of light coming from a medium with an index of refraction of 1.4 to a medium with an index of refraction of 1.2?
8. ### Physics 2

if the average speed of light in a medium is 2.2x10E8 m/s, what is the mediumâ€™s index of refraction?
9. ### physics

a ray enter from denser medium in to air. if angel incident is30 degree and angel of reflection in air 60 degree.find out refractive index of medium ?
10. ### Science/Physics

The speed of light in a certain medium is 61.2% of the speed of light in vacuum. What is the index of refraction of the medium?

More Similar Questions