Two flat rectangular mirrors are set edge to edge and placed perpendicular to a flat nonreflecting surface.A light ray that reflects from mirror 1 at angle $\theta$ M1 then strikes the second mirror and reflects at $\theta$ M2 such that the angle between the ray reaching mirror 1 and the ray leaving mirror 2 is 180 $\degree$.The angle between the two mirrors is

A) 0 $\degree$. B) 45 $\degree$. C) 90 $\degree$. D) 150 $\degree$. E) 235 $\degree$. A) 0 $\degree$. B) 45 $\degree$. C) 90 $\degree$. D) 150 $\degree$. E) 235 $\degree$.

The wave front shown at the left for light in air reaches the plane boundary between air and two transparent mediums with n1 = 1.5 and n2 = 3.00 respectively. Which diagram below correctly illustrates the wave front after it has entered the two mediums at the right?

A) A B) B C) C D) D E) E A) A B) B C) C D) D E) E

Exam 25: Reflection and Refraction of Light

Light strikes a diamond (n = 2.42)immersed in glycerin (n = 1.473)at an angle of 60 $\degree$ relative to the normal to the surface.What is the angle of refraction?

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Question 1

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A layer of kerosene (n = 1.45)is floating on water (n = 1.33).For what angles of incidence at the kerosene-water interface will light be totally internally reflected within the kerosene?

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Question 2

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$\theta$ > 66.5 $\degree$

When a light ray travels between any two points,the path it takes is the one that (Hint: Eliminate answers you know are wrong. )

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Question 3

Correct Answer:

Verified

The angle between two plane mirrors that meet at one edge is 45 $\degree$ .The change in direction of a ray that strikes the first mirror at a 60 $\degree$ angle of incidence when that ray reflects from the second mirror is

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Question 4

Two mirrors are at right angles to one another.A light ray is incident on the first at an angle of 30 $\degree$ with respect to the normal to the surface.What is the angle of reflection from the second surface?

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Question 5

A diver shines light up to the surface of a flat glass-bottomed boat at an angle of 30 $\degree$ relative to the normal.If the index of refraction of water and glass are 1.33 and 1.5,respectively,at what angle (in degrees)does the light leave the glass (relative to its normal)?

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Question 6

An aquarium contains a 5-cm layer of water (n = 1.333)floating on top of carbon tetrachloride (n = 1.461).If the angle of incidence into the water from the carbon tetrachloride is 20 $\degree$ ,what is the angle of refraction into the air?

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Question 7

A light ray strikes a hexagonal ice crystal floating in the air perpendicular to one face,as shown below.The hexagonal faces of the crystal are perpendicular to the plane of the page.All the rays shown are in the plane of the page,and n_ice = 1.30.Which outgoing ray is correct when the incoming ray strikes the crystal face on the left head on?

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Question 8

Two flat rectangular mirrors are set edge to edge and placed perpendicular to a flat nonreflecting surface.A light ray that reflects from mirror 1 at angle $\theta$ _M₁ then strikes the second mirror and reflects at $\theta$ _M₂ such that the angle between the ray reaching mirror 1 and the ray leaving mirror 2 is 180 $\degree$ .The angle between the two mirrors is

(Multiple Choice)

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Question 9

The laws of refraction and reflection are the same for sound as for light.The speed of sound in air is 340 m/s and in water it is 1510 m/s.If a sound wave approaches a plane water surface at an angle of incidence of 12.0 $\degree$ ,what is the angle of refraction?

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Question 10

The index of refraction for red light in water is 1.331 and for blue light is 1.340.If a ray of white light enters the water at an angle of incidence of 83.00 $\degree$ ,what are the underwater angles of refraction for the blue and red components of the light?

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Question 11

A light ray whose frequency is 6.00 *10¹⁴ Hz in vacuum is incident on water (n = 1.33).The wavelength of the light after it enters the water is (in nm)

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Question 12

When light is either reflected or refracted,the quantity that does not change in either process is its

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Question 13

The speed of light changes when it goes from ethyl alcohol (n = 1.36)to carbon tetrachloride (n = 1.46).The ratio of the speed in carbon tetrachloride to the speed in ethyl alcohol,v₂/v₁,is

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Question 14

A light ray is partially reflected and partially refracted at a boundary between two media,the upper one having index of refraction n,the lower one having index of refraction n',as shown in the figure.The reflected ray is perpendicular to the refracted ray when $A light ray is partially reflected and partially refracted at a boundary between two media,the upper one having index of refraction n,the lower one having index of refraction n',as shown in the figure.The reflected ray is perpendicular to the refracted ray when$

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Question 15

The wave front shown at the left for light in air reaches the plane boundary between air and two transparent mediums with n₁ = 1.5 and n₂ = 3.00 respectively. Which diagram below correctly illustrates the wave front after it has entered the two mediums at the right?

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Question 16

A laser beam is incident from the air at an angle of 30.00 $\degree$ to the vertical onto a solution of Karo syrup in water.If the beam is refracted to 19.24 $\degree$ to the vertical,what is the index of refraction of the syrup solution?

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Question 17

An aquarium contains a 5-cm layer of water (n = 1.33)floating on top of carbon tetrachloride (n = 1.461).If the angle of incidence into the water from the air is 30 $\degree$ ,what is the angle of refraction into the carbon tetrachloride?

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Question 18

When light scatters from a rough surface,the law $\theta _ { 1 } ^ { \prime } = \theta _ { 1 }$

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Question 19

Two flat rectangular mirrors are set edge to edge and placed perpendicular to a flat nonreflecting surface.The edges of the two mirrors meet at a 30 $\degree$ angle.A light ray that approaches mirror 1 is parallel to mirror 2.The angle of reflection of that ray from mirror 1 is

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Question 20

Showing 1 - 20 of 34

Exam 25: Reflection and Refraction of Light

Light strikes a diamond (n = 2.42)immersed in glycerin (n = 1.473)at an angle of 60 °\degree° relative to the normal to the surface.What is the angle of refraction?

A layer of kerosene (n = 1.45)is floating on water (n = 1.33).For what angles of incidence at the kerosene-water interface will light be totally internally reflected within the kerosene?

When a light ray travels between any two points,the path it takes is the one that (Hint: Eliminate answers you know are wrong. )

The angle between two plane mirrors that meet at one edge is 45 °\degree° .The change in direction of a ray that strikes the first mirror at a 60 °\degree° angle of incidence when that ray reflects from the second mirror is

Two mirrors are at right angles to one another.A light ray is incident on the first at an angle of 30 °\degree° with respect to the normal to the surface.What is the angle of reflection from the second surface?

A diver shines light up to the surface of a flat glass-bottomed boat at an angle of 30 °\degree° relative to the normal.If the index of refraction of water and glass are 1.33 and 1.5,respectively,at what angle (in degrees)does the light leave the glass (relative to its normal)?

An aquarium contains a 5-cm layer of water (n = 1.333)floating on top of carbon tetrachloride (n = 1.461).If the angle of incidence into the water from the carbon tetrachloride is 20 °\degree° ,what is the angle of refraction into the air?

The laws of refraction and reflection are the same for sound as for light.The speed of sound in air is 340 m/s and in water it is 1510 m/s.If a sound wave approaches a plane water surface at an angle of incidence of 12.0 °\degree° ,what is the angle of refraction?

The index of refraction for red light in water is 1.331 and for blue light is 1.340.If a ray of white light enters the water at an angle of incidence of 83.00 °\degree° ,what are the underwater angles of refraction for the blue and red components of the light?

A light ray whose frequency is 6.00 *1014 Hz in vacuum is incident on water (n = 1.33).The wavelength of the light after it enters the water is (in nm)

When light is either reflected or refracted,the quantity that does not change in either process is its

The speed of light changes when it goes from ethyl alcohol (n = 1.36)to carbon tetrachloride (n = 1.46).The ratio of the speed in carbon tetrachloride to the speed in ethyl alcohol,v2/v1,is

A light ray is partially reflected and partially refracted at a boundary between two media,the upper one having index of refraction n,the lower one having index of refraction n',as shown in the figure.The reflected ray is perpendicular to the refracted ray when

The wave front shown at the left for light in air reaches the plane boundary between air and two transparent mediums with n1 = 1.5 and n2 = 3.00 respectively. Which diagram below correctly illustrates the wave front after it has entered the two mediums at the right?

A laser beam is incident from the air at an angle of 30.00 °\degree° to the vertical onto a solution of Karo syrup in water.If the beam is refracted to 19.24 °\degree° to the vertical,what is the index of refraction of the syrup solution?

An aquarium contains a 5-cm layer of water (n = 1.33)floating on top of carbon tetrachloride (n = 1.461).If the angle of incidence into the water from the air is 30 °\degree° ,what is the angle of refraction into the carbon tetrachloride?

When light scatters from a rough surface,the law θ1′=θ1\theta _ { 1 } ^ { \prime } = \theta _ { 1 }θ1′​=θ1​

Two flat rectangular mirrors are set edge to edge and placed perpendicular to a flat nonreflecting surface.The edges of the two mirrors meet at a 30 °\degree° angle.A light ray that approaches mirror 1 is parallel to mirror 2.The angle of reflection of that ray from mirror 1 is

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Light strikes a diamond (n = 2.42)immersed in glycerin (n = 1.473)at an angle of 60 $\degree$ relative to the normal to the surface.What is the angle of refraction?

The angle between two plane mirrors that meet at one edge is 45 $\degree$ .The change in direction of a ray that strikes the first mirror at a 60 $\degree$ angle of incidence when that ray reflects from the second mirror is

Two mirrors are at right angles to one another.A light ray is incident on the first at an angle of 30 $\degree$ with respect to the normal to the surface.What is the angle of reflection from the second surface?

A diver shines light up to the surface of a flat glass-bottomed boat at an angle of 30 $\degree$ relative to the normal.If the index of refraction of water and glass are 1.33 and 1.5,respectively,at what angle (in degrees)does the light leave the glass (relative to its normal)?

An aquarium contains a 5-cm layer of water (n = 1.333)floating on top of carbon tetrachloride (n = 1.461).If the angle of incidence into the water from the carbon tetrachloride is 20 $\degree$ ,what is the angle of refraction into the air?

The laws of refraction and reflection are the same for sound as for light.The speed of sound in air is 340 m/s and in water it is 1510 m/s.If a sound wave approaches a plane water surface at an angle of incidence of 12.0 $\degree$ ,what is the angle of refraction?

The index of refraction for red light in water is 1.331 and for blue light is 1.340.If a ray of white light enters the water at an angle of incidence of 83.00 $\degree$ ,what are the underwater angles of refraction for the blue and red components of the light?

A light ray whose frequency is 6.00 *10¹⁴ Hz in vacuum is incident on water (n = 1.33).The wavelength of the light after it enters the water is (in nm)

The speed of light changes when it goes from ethyl alcohol (n = 1.36)to carbon tetrachloride (n = 1.46).The ratio of the speed in carbon tetrachloride to the speed in ethyl alcohol,v₂/v₁,is

The wave front shown at the left for light in air reaches the plane boundary between air and two transparent mediums with n₁ = 1.5 and n₂ = 3.00 respectively. Which diagram below correctly illustrates the wave front after it has entered the two mediums at the right?

A laser beam is incident from the air at an angle of 30.00 $\degree$ to the vertical onto a solution of Karo syrup in water.If the beam is refracted to 19.24 $\degree$ to the vertical,what is the index of refraction of the syrup solution?

An aquarium contains a 5-cm layer of water (n = 1.33)floating on top of carbon tetrachloride (n = 1.461).If the angle of incidence into the water from the air is 30 $\degree$ ,what is the angle of refraction into the carbon tetrachloride?

When light scatters from a rough surface,the law $\theta _ { 1 } ^ { \prime } = \theta _ { 1 }$

Two flat rectangular mirrors are set edge to edge and placed perpendicular to a flat nonreflecting surface.The edges of the two mirrors meet at a 30 $\degree$ angle.A light ray that approaches mirror 1 is parallel to mirror 2.The angle of reflection of that ray from mirror 1 is