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Light Refraction

At what angle does the light enter the liquid?

A ray of light traveling through a gas (n = 1.00) enters a solid (n = 1.55) at an an angle of 35 degrees and then enters a liquid (n = 1.55). At what angle does the light enter the liquid?

Calculate the exact reflection and transmission coefficients

Calculate the exact reflection and transmission coefficients, without assuming mu1=mu2=mu0. Confirm that R +T = 1. I have assembled the equations I think I need and I have been supplied the answer at the bottom. I am having trouble bringing it all together.

shif distance of the refraction beam

A beam of light (from a laser) hits a transparent piece of glass of refractive index N and thickness t, at an angle theta with respect to the normal as shown in the figure. The light ray emerges from the glass parallel to the initial direction but shifted a distance sideways X. If theta = 45 degrees, N = 1.5, and the thickness

Optical Waves

See attached file for full problem description. Question 5.2 A ray of light is coming from an object O at the bottom of a swimming pool i) calculate the angle of incidence in water ii) and the angle of refraction in ar iii) Draw a sketch showing the path of this ray iv) calculate the critical angle v) and draw the path o

Reflection and refraction of light: half silvered sphere.

A solid glass sphere of radius R and index 1.50 is silvered over one hemisphere. A small object is located on the axis of the sphere at a distance 2R from the pole of the un-silvered hemisphere. Find the position of the final image formed by the refracting and reflecting surfaces. My approach to this question had the rays in

Refraction and Distance

A spotlight on a boat is 2.5 m above the water and the light strikes the water at a point that is 8.0 m horizontally displaced from the spotlight. The depth of the water is 4.0 m. Determine the distance d, which locates the point where the light strikes the bottom. 2.5 m 8 m

Index of Refraction of Glass

Light in air strikes a glass plate at an angle of 60 degrees. Part of the beam is reflected and part refracted. A measurement shows that the angle between the reflected and refracted beams is 90 degrees with each other. What is the index of refraction of the glass?

The Thin-Lens Equation

A thin lens forms an image of an overhead electric lamp on a piece of paper. The distance to the lamp from the lens is 148 cm; the distance to the paper from the lens is 16.0 cm. What is the focal length of the lens? I need to see each step and formula to solve this question.

Reflection plane mirror: Mirror is rotated.

A ray of light strikes a mirror and is reflected so that the angle between the incident and the reflected beam is 30^o. (a) If the mirror is rotated to increase the angle of incidence by 1^o, what will be the new angle between the incident and the reflected beam? (b) If, instead, the mirror is moved to decrease the angle of inci

Interference of light: Michelson's Interferometer.

2). A Michelson interferometer has a vacuum chamber 5.0 cm long placed in one of its arms. The interferometer is illuminated with green laser light of wavelength lambda = 543.5nm. As an unknown gas is let into the vacuum chamber, 200 fringes are counted. (Assume an ideal vacuum initially). What is the index of refraction of

Light is incident on a transparent glass slab in vacuum and again when the slab is then immersed in a pool of liquid. Given the angles of incidence and refraction, to determine the index of refraction of the liquid.

Light in a vacuum is incident on a transparent glass slab. The angle of incidence is 40.6°. The slab is then immersed in a pool of liquid. When the angle of incidence for the light striking the slab is 11.7°, the angle of refraction for the light entering the slab is the same as when the slab was in a vacuum. What is the index

Light Refraction and Reflection of a Laser

The drawing shows a crown glass slab with a rectangular cross-section. As illustrated, a laser beam strikes the upper surface at an angle of 60.0 degree. After reflecting from upper surface, the beam reflects from the side and bottom surfaces. (a) If the glass is surrounded by air, determine where part of the beam first exits th

Problem Set of Interference and Parallel Plates

2.7 Suppose a virtual image is located 8 cm to the right of a lens which has a focal length of -12 cm. Find the location of the object. (Answer: 24 cm to the right.) 3.8 Suppose two parallel plates of glass are separated uniformly by a very small distance. Show that constructive interference occurs when the thickness and wav

Critical Angle for Total Reflection in Water & Ray-Tracing Balloon Diagram

1. A piece of lucite (transparent plastic) has an index of refraction of 1.45. Find the critical angle (for total internal reflection) if the plastic is in air. Now find the critical angle if the plastic is immersed in water. In both cases, we are considering a ray of light inside the lucite, hitting the interface between lucite

The Refraction of Light in a glass paperweight

See diagram in attached file. A glass paperweight with an index of refraction n rests on a desk, as shown in Figure 26-49. An incident ray of light enters the horizontal top surface of the paperweight at an angle = 63° to the vertical. Figure 26-49 (a) Find the minimum value of n for which the internal reflection on

Paraxial Ray tracing problem

Paraxial Ray Tracing Problem Consider a convex lens with the first surface having a radius of curvature of 31.123mm, a lens thickness of 5.8mm, and the second surface of the lens is flat. The lens is made from a glass whose diameter is 30mm. Assume that an object is held 300mm to the left of the lens that glows at two wav

Resolving Power

1) Late one night on a highway, a car speeds by you and fades into the distance. Under these conditions the pupils of your eyes (average refractive index = 1.36) have diameters of about 7.0 mm. The taillights of this car are separated by a distance of 1.5 m and emit red light (wavelength = 660 nm in vacuum). How far away from yo


The index of refraction of a diamond is 2.42. this means that a given wavelenght of light travels: 2.42 times faster in a vacuum than it does in a diamond? 2.42 times faster in a diamond than it does in a vacuum? 2.42 times faster in ad imand than it does in air? 2.42 times faster in air than it does in a diamond?

Index of refraction problem

A beam of white light in air is incident on a diamond, with an angle of incidence of 45 deg. Calculate the angle at which red light is transmitted in the diamond when n=2.410 for a diamond. Calculate the same for deep blue light when n= 2.45 for a diamond. What is the angle from red to deep blue, into which white light is spread

Critical Angle of a Light Ray Travelling from Glass to Air

A light ray is traveling from glass (refractive index 1.54) into air (refractive index 1.00) at an angle of incidence of 45 degrees as shown. See attachment for diagram. Calculate the critical angle for the light going from glass to air. Show on a ray diagram what happens to the ray after it hits the interface. Show a

Refraction of light for an Optical Fiber

The drawing shows an optical fiber that consists of a core made of flint glass(n flint= 1.667) surrounded by a cladding made of crown glass(n crown = 1.523). A beam of light enters the fiber from the air at an angle theta1 with respect to the normal. What is theta1 if the light strikes the core-cladding interface at the critic

Refraction of light

A point source of light is submerged 2.2 m below the surface of a lake and emits rays in all directions. On the surface of the lake, directly above the source, the area illuminated is a circle. What is the maximum radius that this circle could have?

The Refraction of Light Using a Prism

A laser beam enters one of the sloping faces of the equilateral glass prism (n=1.42) and refracts through the prism. Within the prism the light travel horizontally. What is the angle between the direction of the incident ray and the direction of the outgoing ray?

The Refraction of Light

A horizontal beam of light enters a 45 degree-90 degree-45 degree prism at the center of its long side. The emerging ray moves in a direction that is 34 degrees below the horizontal. What is the index of refraction of this prism?

Calculate: Angle of Incidence

The angle of refraction for a ray of light traveling through an ice cube is 35 degrees, (a) now suppose the ice melts, but the angle of refraction remains the same, is the corresponding angle of incidence greater than, less than, or the same as it was for the ice? Explain. (b) Calculate the angle of incidence for part (a).

Refraction of Light in Benzene

Light enters a container of benzene at an angle of 43 degrees to the normal; the refracted beam makes an angle of 27 degrees with the normal. Calculate the index of refraction of benzene.

The Refraction of Light and Percentage of Error

In one of the many books published by the Greek astronomer Ptolemy called Optics, Ptolemy reports the results of refraction experiments he conducted by observing light passing from air into water. His results are as follows: angle of incidence = 10.0 degrees, angle of refraction = 8.00 degrees; angle of incidence = 20.0 degrees

Light Refraction Question

A beam of light falls from air onto a slab of transparent plastic at an angle of incidence of 45 degrees. The angle of refraction of the refracted ray in the plastic is 30 degrees. The refractive index of the plastic is: a. 1 b. 2 c. square root 2 d. 1/2