What happens when light moves from a medium with a low refractive index into a medium with a higher refractive index at an angle of incidence of less than 90°?

Q: If light moves from medium A to medium B its velocity reduces by half, the ratio of refractive index…

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Q: Light travels through a material with an unknown index of refraction and an angle of incidence of 43…

A: If the refractive index for any medium is n, the wavelength of light is λo for vacuum or air then…

Q: For the same angle of incidence, a light ray is refracted the most when it travels

A: Let n1( refractive index of medium 1) n2= refractive index of medium 2

Q: A beam of light in air enters a glass slab with an index of refraction of 1.40 at an angle of…

A: Given  Index of refraction of glass = 1.4 Angle of incidence = 30 degrees To find out  The angle of…

Q: The diagram shows light passing from air into glass. The glass has a refractive index of 1.5. air…

A: Given data:  Angle of incidence (i) = 30° First medium is air Index of refraction of second medium…

Q: Dispersion of white light by a prism occurs because refraction and reflection occur simultaneously…

A: When white light passes through a prism, it will disperse, and its constituent colors will appear at…

Q: Light travels a distance of 0.902 m in 4.00 ns in a given substance.What is the index of refraction…

A: s=Distance traveled by light in the medium=0.902 mt=Time taken by the light=4 ns=4×10−9 sc=Speed of…

Q: An incident wave of light travels through glass (n = 1.5) to water (n = 1.33) a angle of 35°.

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Q: If you find that light travels 2.4m within a plastic rod in 11.5ns, what would the refractive index…

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Q: If the speed of light in a diamond is 12.4 million m / s, then the diamond refractive index is 1.24…

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Q: When a beam of light passes from air into water it undergoes a change of A) Frequency and wavelength…

A: The frequency of light does not change when it travels from one medium to another.

Q: The colors in a rainbow are caused by(a) the interaction of the light reflected from…

A: A rainbow is the phenomenon which is caused by reflection, the refraction and the dispersion of…

Q: Light travels faster in    options:   dense air.   same in each.   vacuum   thin air.

A: Answer - Light travels faster in vacuum

Q: An ordinary incident light strikes a smooth window glass plate that is 5.0 mm thick and has a…

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Q: 19 A diver with a flashlight shines a light beam upward from the bottom of a pool at an angle of…

A: Its a concept of refraction of light. Here we need to calculate the refractive index.

Q: Show that when light reflects from two mirrors that meet each other at a right angle, the outgoing…

A: The incident ray(i) makes an angle θ1 with the first mirror axis and then gets reflected(r1) on the…

Q: A light ray traveling in air strikes the surface of a slab of glass at an angle of incidence of 50°.…

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Q: The speed of light in a certain medium is 2.2 × 10 m/s. What is the index of refraction of this…

A: Given, speed of light c=3×108 m/s Speed of light in a certain medium v=2.2×108 m/s Refractive…

Q: A beam of light both reflects and refracts at the surface between air and glass. If the refractive…

A: Given: refractive index of glass, n =1.4  angle between refracted ray and reflected ray are 90°

Q: What is the speed of light in polystyrene if its index of refraction is 1.49? Express your answer in…

A: Given Data: The index of refraction is: μ=1.49 The speed of light in polystyrene is, v=cμ Here, c is…

Q: The amount of light that undergoes reflection or transmission is demonstrated by how bright the…

A: Let us try to understand it in a very basic yet critical way:  From basic ray optics we understand…

Q: When a beam of light exits water it "speeds up". What happens to the angle of refraction?

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Q: The speed of the light is maximum in A) Air B) Vacuum C) Water D) Glass

A: The correct option is (B). The speed of light is maximum in vacuum.

Q: As is shown, a ray of light in air strikes a glass plate (n = 1.50) at an incidence angle of 50°.…

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Q: When plane wavefronts of a light beam are changed to spherical wavefronts by reflection, there will…

A: The wavefront of a light beam is a locus of all points where the waves are in the same phase. The…

Q: When a ray of light travels from a denser medium to a rarer medium, it bends A) towards the normal…

A: The refraction of light is the deviation of light from its original path due to the difference in…

Q: What will happen to the angle of refraction if light enters a medium of lower index of refraction

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Q: The refracted angle of light depends on

A: According to snell's law when light travels from a medium of refractive index n1 to another medium…

Q: Suppose you are told that only two colors of light (X and Y )are sent through a glass prism and that…

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Q: Air Glas Glass Air A ray of light enters a glass plate whose index of refraction is 1.5 at an angle…

A: Given: A ray of light enters a glass plate whose index of refraction is ng=1.5 at an angle of…

Q: What angle will the reflected ray make with the reflecting surface if the angle of incidence is 34°?…

A: Given: The incident angle is 34o.

Q: What is the speed of light in a block of glass that has an index of refraction of 2.06?

A: Given data:  A block of glass  Index of refraction (n) = 2.06 Required: The speed of light in the…

Q: When unpolarised light beam is incident from air onto glass (n = 1.5) at the polarising angle.…

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Q: The speed of light is faster through a substance with an index of refraction of 1.2 versus a…

A: Given Information:- Refractive index of the first substance is n1=1.2 Refractive index of the second…

Q: The critical angle for a beam of light passing from water into air is 48.8 degrees.  This means that…

A: The critical angle actually is the angle of incidence in which the angle of refraction is 900 . The…

Q: In the sketches, a light ray travels from water to cubes of unknown materials. Which cube has higher…

A: The situations namely case A and case B represents the incidence of light ray into two cubes of…

Q: Rank the materials according to their indices of refraction, greatest first.

A: Analyze the following figure. The purple line drawn in the above figure is normal to the interfaces…

Q: A light ray passes from air through a glass plate with a refractive index of 1.60 into water. The…

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Q: What angle is needed between the direction of polarized light and the axis of a polarizing filter to…

A: Dear Student The angle for diffraction grating is given by: sinθ = nλd here n = number of maxima λ =…

Q: When light passing through a prism undergoes dispersion, the effect is a result of: a. different…

A: The correct answer is option (d) i.e. All of the above options are correct

Q: When unpolarised light beam is incident from air onto glass (n = 1.5) at the polarising angle.…

A: Required : When unpolarized light is incident on the air glass interface ..

Q: A diver with a flashlight shines a light beam upward from the bottom of a pool at an angle of…

A: Given,A diver shines a ligh beam upward from the bottom of a pool.angle of incidence, θi = 40°angle…

Q: The angle of incidence is 52 degrees. The refractive index of the glass for red light is 1.61 and…

A: Given data: The angle of incidence of light is θ1=52o. The refractive index of the glass for red…

Q: The fact that light can be polarized and sound cannot be polarized can be best explained by which?…

A: Light is a Transverse wave by nature which means its direction of propagation is perpendicular to…

Q: When light passes from one medium to another, its frequency remains the same but its wavelength…

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