Exam 22: Reflection and Refraction of Light

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A ray of light travels across a liquid-to-glass interface.If the indices of refraction for the liquid and glass are,respectively,1.74 and 1.41,what is the critical angle at this interface?

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Before light can undergo total internal reflection when incident on material 2 from material 1,what must be true of the indices of refraction?

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Huygens's wave theory requires which of the following with regard to the relative speeds of light in glass and in air?

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A

A beam of monochromatic light goes from material 1 with index of refraction n1 into material 2 with index of refraction n2.The frequency of light in material 1 is f1 and in material 2 is f2.What is the ratio of f1/f2?

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A ray of light strikes a thick sheet of glass (n = 1.5)at an angle of 28° with the normal.Find the angle of the ray reflected off the glass surface with respect to the normal.

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Which of the following describes what will happen to a light ray incident on an air-to-glass boundary at less than the critical angle?

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One phenomenon that demonstrates the particle nature of light is:

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One phenomenon that demonstrates the wave nature of light is:

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Three flat layers of transparent material are stacked upon one another.The top layer has index of refraction n1,the middle n2 and the bottom one n3.If n1 > n2 > n3,and a ray of light in air strikes the top layer,at which surface given can total internal reflection occur first?

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Water has an index of refraction of 1.333.What is the speed of light through it? (c = 3.00 × 108 m/s)

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Photon A has an energy of 2.4 × 10-19 J.Photon B has 16 times the frequency of Photon A.What is the energy of Photon B?

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Newton's theory of light treated light as ________ while Young demonstrated that light behaved as ________ with ________ behavior.

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The wave-particle duality of light means that,in the same experiment:

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If the wavelength of a monochromatic source is 692 nm in vacuum,what is the wavelength from the same source when it passes through a liquid where the speed of light is 2.80 × 108 m/s? (c = 3.00 × 108 m/s)

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An underwater scuba diver sees the sun at an apparent angle of 41.0° from the vertical.How far is the sun above the horizon? (nwater = 1.333)

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Dispersion occurs when:

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A beam of light in air is incident on the surface of a rectangular block of clear plastic (n = 1.64).If the velocity of the beam before it enters the plastic is 3.00 × 108 m/s,what is its velocity inside the block?

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Tripling the wavelength of the radiation from a monochromatic source will change the energy content of the individually radiated photons by what factor?

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What is the maximum possible arc that can be subtended by a rainbow? (Consider all possible viewing geometries).

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If total internal reflection occurs at a glass-air surface:

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