Homework Help is Here – Start Your Trial Now!
Science
Advanced Physics
1.Find the angle of refraction: (a) when a ray of light is travelling from air to glass at an angle of incidence of 40° , (b) when a ray of light is travelling from glass to air at an angle of incidence of 20°. (refractive index of glass with respect to air=1.5)

1.Find the angle of refraction: (a) when a ray of light is travelling from air to glass at an angle of incidence of 40° , (b) when a ray of light is travelling from glass to air at an angle of incidence of 20°. (refractive index of glass with respect to air=1.5)

icon
Related questions
Question
Pi 4 ems: 1.Find the angle of refraction: (a) when a ray of light is travelling from air to glass at an angle of incidence of 40° , (b) when a ray of light is travelling from glass to air at an angle of incidence of 20°. (refractive index of glass with respect to air=D1.5) 2.Sunlight strikes the surface of a lake. A diver sees the Sun at an angle of 42° with respect to the vertical. What angle do the Sun's rays in air make with the vertical? 3.What is the angle of refraction when a ray from air with an angle of incidence of 25° is incident to water? Draw the ray diagram. Air 4. The light shown in the figure below makes an angle of 20° with the normal NN' in the linseed oil (n=1.48). Determine angles 0 ande'. Figure (1) 20 Linseed oil 5. A monochromatic light ray f=5.09x10^14 Hz is incident on medium X at 55. The absolute index of refraction for material X is 1.66. What is material X? Determine the angle of refraction. Determine the speed of light in medium X. The index of 1.66 is flint. To find the angle of refraction use Snell's law. 02=30. To find the speed use n=c/v, v=1.8x10^8 m/s. Figure 2 le N' water Normal 6. A ray of light traveling through air is incident on a smooth surface of water at an angle of 30 to the normal. Calculate the angle of refraction for the ray as it enters the water. 30 55 Air =n1=D1 Air Material X Water=n2%3D1.33
Transcribed Image Text:Pi 4 ems: 1.Find the angle of refraction: (a) when a ray of light is travelling from air to glass at an angle of incidence of 40° , (b) when a ray of light is travelling from glass to air at an angle of incidence of 20°. (refractive index of glass with respect to air=D1.5) 2.Sunlight strikes the surface of a lake. A diver sees the Sun at an angle of 42° with respect to the vertical. What angle do the Sun's rays in air make with the vertical? 3.What is the angle of refraction when a ray from air with an angle of incidence of 25° is incident to water? Draw the ray diagram. Air 4. The light shown in the figure below makes an angle of 20° with the normal NN' in the linseed oil (n=1.48). Determine angles 0 ande'. Figure (1) 20 Linseed oil 5. A monochromatic light ray f=5.09x10^14 Hz is incident on medium X at 55. The absolute index of refraction for material X is 1.66. What is material X? Determine the angle of refraction. Determine the speed of light in medium X. The index of 1.66 is flint. To find the angle of refraction use Snell's law. 02=30. To find the speed use n=c/v, v=1.8x10^8 m/s. Figure 2 le N' water Normal 6. A ray of light traveling through air is incident on a smooth surface of water at an angle of 30 to the normal. Calculate the angle of refraction for the ray as it enters the water. 30 55 Air =n1=D1 Air Material X Water=n2%3D1.33
Expert Solution
steps

Step by step

Solved in 5 steps

SEE SOLUTIONCheck out a sample Q&A here
Blurred answer