The speed (V) of light in any transparent material is less than the speed of light c in a vacuum: V (any transparent material) = c /n,         c = 3 x 10 8  m/s,         n = index of refraction of  a  transparent material What is the speed of light in alcohol?      nalcohol = 1.36

Q: The speed of light in a material is is 2.2 x 108 m/s. What is the index of refraction?

A: Answer:- 1.36   Refractive index n of a material is a dimensionless number. It tells us how light…

Q: Which of the following statements is not true regarding the speed of light     Speed of light…

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Q: The diagram shows the passage of a ray of light from air into substance X. The index of refraction…

A: Given: Angle of incidence ( the angle the incident ray makes with the normal ) θi=40°, Angle of…

Q: The frequency of a light wave in a material is 2 *1014 Hz and the wavelength is 5000A. The…

A: Given: Frequency of light wave in material, f=2×1014 Hz Wavelength, λ = 5000 A°   To find: The…

Q: The speed of a light wave in a certain transparent material is 0.617 times its speed in vacuum,…

A: Given: The speed of the wave is 0.617  times of the speed of the light. The frequency of the yellow…

Q: A ray of light strikes a medium with a refractive index 1.5. Part of it is reflected (angle of…

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Q: What is the speed of light (in m/s) in water? m/s What is the speed of light (in m/s) in sodium…

A: We know Speed of light in vaccum (c) = 3×108 m/s    (a) Index of refraction of water (nw)=1.33…

Q: The speed of light in a vacuum is 3 x 10° m/s. What is the speed of light in a medium with an index…

A: Given data The speed of light is given as c = 3 x 108 m/s. The index of refraction n = 3.

Q: The index of refraction of a certain medium is 1.5. What is the speed of light in that medium? O 1.0…

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Q: Two plane mirrors make an angle a = 54.0° between them. A ray of light incident on one of the…

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Q: If the index of refraction of a liquid is 1.46, what is the speed of light through this liquid? (c =…

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Q: Light is travelling from diamond to air. Its speed in diamond is 1.24 X108 m/s. Find the critical…

A: given:- speed of diamond = 1.24 * 108 m/s.  speed of light in air = 3 * 108 m/s. we know ,…

Q: The speed of light in any transparent medium is the same as the speed of light in a vacuum.     true…

A: solution is given as

Q: When a ray of light in air enters a liquid it is found that the angle between the incident and…

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Q: What is the index of refraction of a medium?   a)  the difference between the speed in a vacuum…

A: When a light travels  in a one medium to another medium, the speed of light decreases or increases…

Q: The speed of light in a material is 0.37c. What is the critical angle of a light ray at the…

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Q: 3) In the question above, when a light ray enters glass (n = 1.52), what is the speed of light in…

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Q: What is the speed of light in oil, with index of refraction 1.5 O 2.4×10^8 m/s O 3.0×10^8 m/s O…

A: Given :      Refractive index of oil, n = 1.5 We have,    velocity of light in vacuum, c = 3*108 m/s

Q: A  ray  of  light  is  incident  on  the  surface  of  a  block  of   clear  ice  at  an  angle  of…

A: From the law of reflection,

Q: Compute the index of refraction for the substance where lightpropagates with speed v = 1.4 × 10 8…

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Q: When a light wave enters into a medium of different refractive index, A) its speed, frequency, and…

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Q: Light struck the surface of a certain material at an angle of reflection of 60 degrees at an angle…

A: According to Snell's law:- The ratio of the sine of the angle of incidence to the sine of the angle…

Q: A ray of light traveling in water is incident on an interface with a flat piece of glass. The…

A: It is given that, λ1=726 nmλ2=544 nmθ1=42on1=1.333

Q: Light travels from medium 1 with index of refraction n1=1.45 to medium 2 with index of refraction…

A: Given :        Refractive index of medium 1, n1 = 1.45       Refractive index of medium 2 , n2 = 1.6…

Q: The speed of light in ice is 2.275 x 10^8 m/s. What is the index of refraction of ice?

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Q: If the angle of a light ray in air is 25° and it enters a substance with a refracted angle of 13°,…

A: Given data:  Incident angle (i) = 25° Refracted angle (r) = 13° Required: Index of refraction (n)

Q: -Index of refraction is defined as the speed of light in a vacuum divided by the speed of light in…

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Q: The speed of light in an unknown medium is measured to be 4.32 x 108 m/s. What is the index of…

A: Answer:-  0.69 Given  Speed of light in medium( unknown) V = 4.32 × 108 m/s  Speed of light in…

Q: The index of refraction of a plate of glass is 1.523. If the angle of incident of a light beam…

A: Snell's law is given by, nisinθi=nrsinθr Here, ni is the refractive index of the incident medium, θi…

Q: Light hits the surface of water (n = 1.33) at an incident angle of 25.0 degrees with respect to the…

A: Given information: The refractive index of water, n=1.33 The incident angle, θi=25°

Q: 3.1. A woman stands 2.0 m in 1/4 of her actual height. Calculate the radius of 3.2. The figure 2…

A: Refractive index of medium, n = 1.33  Speed of light in a medium is given by  v=cn, c=speed of light…

Q: Light passes from material A into material B. The angle that the light makes with the normal in…

A: The angle of incidence, that is the angle made by the light with the normal in medium A = iThe angle…

Q: When a light wave goes from a medium with one index of refraction into a medium with a different…

A: When light enters from one medium to another, the wavelength and velocity of the light changes…

Q: light ray from air is incident to the surface of water ( n=1.33) at an angle of 30°. If the light…

A: Given Refractive index of glass = 1.73 Refractive index of water = 1.33 Angle of incidence =300

Q: refractive index

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Q: The direction that a light wave bends once it enters the refracted medium depends on a. The index of…

A: The direction that a light wave bends once it enters the refracted medium depends on  The angle of…

Q: Find the index of refraction of ice if light travels through ice with a speed of 2.29 × 10⁸ m/s. A.…

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Q: If the speed of light in a substance is Ix108 m/sec, then the refractive index of the substance is…

A: The refractive index of the substance is given by n=cv Here, v is the speed of light in the…

Q: If an incident ray of light makes 20 °C angle with the perpendicular of a mirrored surface, what is…

A: Angle of incidence, i = 20 °

Q: The speed of light in a certain material is 50% of its speed in vacuum. What is the refractive index…

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Q: Light travels a distance of 0.884 m in 2.00 ns in a given substance. What is the index of…

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Q: A thin beam of light makes an angle of 60° with the surface (not the normal) of a body of water (n =…

A: Angle light beam makes with the surface = 60° Refractive index of water (n) = 1.33

Q: A ray of light is reflected by two parallel mirrors (1) and (2) at points A and B. The ray makes an…

A: Ray diagram: The angle of incidence at point A is By the law of reflection, Therefore, the angle…

Q: The change in the speed of light when it leaves one medium and enters another with a different…

A: Reflection is the phenomenon in which the incident light is reflected from a surface. The velocity…

Q: Compute the index of refraction for the substance where lightpropagates with speed v = 2.1 × 10 8…

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Q: The speed of light in a medium is 184,615,384.6 metres per second ,  a) What is the index of…

A: Given that  speed of light in a medium = 184,615,384.6 m/s a)  the index of refraction for the…

Q: The index of refraction of light in water is 1.33. What is the speed of light in water? 2.26 x 108…

A: given data index of refraction of light in water = 1.33 speed of light in vaccum = 3*10^8 m/s speed…

Q: The speed of light in a vacuum is 3 x 108 m/s. What is the ratio of its speed in water (n = 1.33)…

A: Write the expression for the speed in water.