Light enters a substance from air at 30.0° to the normal. It continues within the substance at 23.0° to the normal. What is the critical angle for this substance when it is surrounded by air? O 12.6° O 36.7° O 51.4° O 53°

Light enters a substance from air at 30.0° to the normal. It continues within the substance at 23.0° to the normal. What is the critical angle for this substance when it is surrounded by air? O 12.6° O 36.7° O 51.4° O 53°

University Physics Volume 3

17th Edition

ISBN:9781938168185

Author:William Moebs, Jeff Sanny

Publisher:William Moebs, Jeff Sanny

Chapter1: The Nature Of Light

Section: Chapter Questions

Problem 51P: You can determine the index of refraction of a substance by determining its critical angle. (a) What...

See similar textbooks

Related questions

Q: In the figure, light initially in material 1 refracts into material 2, crosses that material, and is…

Q: H.W.1. 1. As the angle of incidence is increased for a ray incident on a reflecting surface, the…

Q: If light comes from water (n=1.33) to air (n=1) with incident angle 30° find: 1) Refraction angle in…

A: Since you have asked multiple subparts, we will solve the first three for you. If you want a…

Q: 1. A beam of light reflects and refracts at point A on the interface between material 1 (n₁ = 1.33)…

Q: As shown in the figure, a light beam travels from air, through olive oil, and then into water. If…

A: By snell's law n1Sinθ1 = n2Sinθ2 1×Sinθ1 = 1.47×Sin34.2° Sinθ1 = 0.826 θ1 = 55.69°

Q: A block of acrylic has a wedge-shaped cavity filled with air, where the opening angle θ is 38°. If a…

Q: 0 and incident on a medium that has an index of refraction 1.40. B) There is a critical angle for…

A: Critical angle:- We know that the critical angle is defined as an angle of incidence, for which the…

Q: Light traveling through an optical fiber with refracting index of 1.44 reaches the end of the fiber…

A: Given Angle of incidence i = 30° Refractive index of fibre n = 1.44 To find Angle of refraction…

Q: A light ray travels from air to cedar wood oil. If the angle of incidence is 20 degrees, what is the…

A: refractive index of air = nair= 1 refractive index of ceder wood oil = noil= 1.51 angle of incidence…

Q: Light travels from air into water. If the light enters the water at a 36 degree angle, what is the…

A: Given data : Angle of incident (i) = 36° Index of air (na) = 1 Index of water (nw) = 1.33 Angle of…

Q: A white beam is incident onto a 50° prism made of flint glass. The index of refraction of yellow…

Q: A beam of light reflects and refracts at point A on the interface between material 1 with index of…

A: Answer:- Given Refractive index (n1) = 1.3 Refractive index (n2) = 1.6 Angle of incidence ( i )…

Q: A beam of light in air is incident on a stack of four flat transparent materials with indicies of…

Q: A fish that is d=d= 2.9 m below the surface looks up and sees a child fishing from the shore. What…

Q: What is the critical angle for total internal reflection for light entering a certain medium (n = 3)…

A: Light is entering a certain medium having a refractive index n1 = 3 from the air which has a…

Q: An optical fiber made of glass with an index of refraction 1.50 is coated with a plastic with index…

Q: A laser beam is incident at an angle of 28.6° to the vertical onto a solution of corn syrup in…

Q: The drawing shows a rectangular block of glass (n = 1.52) surrounded by a liquid with n = 1.56. A…

A: The refractive index of liquid is nliquid=1.56 The refractive index of glass is nglass=1.52 The…

Q: "If medium 1 has an index of 2.1 and medium 2 has an index of 1.33, what will be the value of the…

A: Given: Refractive index of medium 1: Refractive index of medium 2: The critical angle is defined…

Q: A beam of light reflects and refracts at point A on the interface between material 1 (n₁ = 1.33) and…

Q: In order for total internal reflection to occur, light must be incident from the medium with the…

Q: Light traveling in glass (n = 3/2) is incident on air (n=1). What is the angle of incidence that…

A: Given data: The refractive index of glass is n=32 The refractive index of air is na=1

Q: What is the critical angle for light traveling in a polystyrene (n = 1.49) pipe surrounded by air? O…

Q: A beam of light is incident on the Surface 1 of a 60° -60°-60° prism at an angle 0₁. The light is…

A: a) refractive index of prizm n = 1/Sinθ2 = 1/Sin44° n = 1.44

Q: The figure below shows a light ray traveling in a slab of ice surrounded by air. The ray is incident…

A: Given:angle of incidence at A, ia = 55omaterial is ice, nice = 1.31 (standard value)Asked:(a) at…

Q: In the figure below light begins in material 1 with index of refraction ng = 1.21 and makes an angle…

Q: A certain kind of glass has a critical angle of 67.7 degrees when surrounded by water (n = 1.33).…

A: Given data The critical angle in the glass is θc=67.7° The refractive index of the water is n = 1.33…

Q: The figure below shows light reflecting off two mirrors (M₁ and M₂) that are at right angles to each…

Q: If the angle of incidence at Surface 2 equals ?c , the critical angle for this prism, what is the…

Q: Light passes from air "air into an unknown material at an angle of incidence 0, = 37°. If the angle…

A: n1=1n2=?θ1=370θ2=300c=3×108m/sv=?

Q: A beam of light in air is incident at an angle of 35 degrees to the surface of a rectangular block…

Q: An aquarium fillled with water (n=1.33) has flat glass sides (n=1.6). A beam of light from outside…

Q: Consider a ray of light that propagates from air ( n=1 ) to any one of the materials listed below.…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Water (n = 1.33) fills a shot glass (n = 1.5) as indicated. A beam of light strikes the water at an…

Q: A light ray is incident perpendicular to the left face of the shown prism made of glass (n = 1.6).…

Q: For the picture below, determine the displacement of the light ray when the incident angle is 25°.…

A: Draw the ray diagram as shown below:

Q: A beam of light is incident from air on the surface of a liquid. If the angle of incidence is 44.0°…

Q: A beam of light in air is incident at an angle of 30° to the surface of a rectangular block of clear…

A: Given:- A beam of light in the sir which incident at an angle = 30o nw = 1.33 Find:- What is the…

Q: A solid block of glass is immersed in water and a beam of light inside the glass strikes the surface…

A: for the light to remain in the glass after incidence on the glass-water interface, the angle of…

Q: What is the refracting angle A of the prism if the light suffers total internal reflection while…

Q: A light ray of wavelength 589 nm (produced by a sodium lamp) traveling through air is incident on…

A: Given that---- (angle) 1 = 40 degree refractive index of glass n1 = 1.54 Question ❓ Find the…

Q: A laser beam is incident from the air at an angle of 30.00 ° to the vertical onto a solution of Karo…

A: Given data: Incident angle (i) = 30.00° Refracted angle (r) = 19.24°

Q: The critical angle for light going from a certain plastic into a liquid with n = 1.14 is 48 degrees.…

Concept explainers

Dispersion of White Light

Snell’s law is a formula that gives a relation between the angle of incidence and angle of refraction and is given as:

Question

Light enters a substance from air at 30.0° to the normal. It continues within the substance at 23.0° to the normal.
What is the critical angle for this substance when it is surrounded by air?
O 12.6°
O 36.7°
O 51.4°
O 53°

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 1 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

A light ray is incident on an interface between water (n = 1.333) and air (n = 1.0002926) from within the air. If the angle of incidence in the air is 30.0, what is the angle of the refracted ray in the water?
An underwater scuba diver sees the Sun at an apparent angle of 45.0 above the horizontal. What is the actual elevation angle of the Sun above the horizontal?
You can determine the index of refraction of a substance by determining its critical angle. (a) What is the index of refraction of a substance that has a critical angle of 68.4° when submerged in water? What Is the substance, based on Table 1.1? (b) What would the critical angle be for this substance in air?
A light ray travels from vacuum into a slab of material with index of refraction n1 at incident angle θ with respect to the surface. It subsequently passes into a second slab of material with index of refraction n2 before passing back into vacuum again. The surfaces of the different materials are all parallel to one another. As the light exits the second slab, what can be said of the final angle ϕ that the outgoing light makes with the normal? (a) ϕ > θ (b) ϕ < θ (c) ϕ = θ (d) The angle depends on the magnitudes of n1 and n2. (e) The angle depends on the wavelength of the light.
The figure below shows a light ray traveling in a slab of ice surrounded by air. The ray is incident on the right surface at an angle of 55° with the normal and then reflects from points A, B, and C. (a) At which of these points does part of the ray enter the air? \ (b) If the ice slab is surrounded by flint glass, at which point does part of the ray enter the flint glass?
A fish is swimming 3.25 meters below the surface of the lake (n=1.33), as the fisherman approaches in his boat. What is the critical angle for light leaving the fish to undergo total internal reflection? (Give your answer in degrees.) How close does the fisherman need to get to see the fish (labeled r in the image)? Ignore the fisherman's height above the water for this calculation. Give your answer in meters.
A light beam travels from air, through olive oil, and then into water. If the angle of refraction ?2 for the light in the olive oil is 30.6°, determine the angle of incidence ?1 in air and the angle of refraction ?3 in water. The index of refraction for olive oil is 1.47.
A technician directs a beam of light through a transparent medium, toward one surface of an equilateral prism. (The beam travels, and remains in, the plane of the page.) Incident on Surface 1 at an angle ?1, the beam then encounters Surface 2 from within the prism. If the angle of incidence at Surface 2 equals ?c , the critical angle for this prism, what is the original incidence angle, ?1 (in degrees)? The critical angle in this case is ?c = 41.5°.
Light in air (n1 = 1.00) enters a liquid at an angle of incidence θ1 = 73.9° relative to the normal. The light transmitted through the liquid is refracted to an angle of θ2 = 35.2°. What is the index of refraction (n2) of the liquid?
Light is traveling through ethyl alcohol and the incident upon a diamond at an angle of 70° with respect to the normal line. The indices of refraction of ethyl alcohol and diamond are n (ethyl alcohol)-1.36 and n_diamond-2.41 respectively.
A beam of light in air is incident at an angle of 25° to the surface of a rectangular block of clear plastic( n=1.5).The light beam first passes through the block and reemerges from the opposite side into air, at what angle normal to that surface?
A physicist directs a laser beam through a transparent medium, toward one surface of an equilateral prism. (The beam travels, and remains in, the plane of the page.) Incident on Surface 1 at an angle ?1, the beam then encounters Surface 2 from within the prism. If the angle of incidence at Surface 2 equals ?c , the critical angle for this prism, what is the original incidence angle, ?1 (in degrees)? The critical angle in this case is ?c = 40.5°. 40.5° 40.5° A prism in the shape of an equilateral triangle is shown. The triangle is upside down such that the base of the triangle is at the top of the figure and the apex is at the bottom. A laser beam comes in from the top left, moves down and to the right and is incident on the center of the base of the triangle. This surface is labeled Surface 1. The incident beam makes an angle of ?1 with the vertical. Within the prism, the beam continues to move down and to the right but at a slope which is steeper than the initial beam. It is incident…