# A ray of light travelling in air strikes the water surface at an Angle of 30 degree calculate the Angle of light refraction if refractive index of glass is 1.5

72,029 results
1. ## Physics

A ray of light of vacuum wavelength 550 nm traveling in air enters a slab of transparent material. The incoming ray makes an angle of 34.3◦ with the normal, and the refracted ray makes an angle of 18.9◦ with the normal. Find the index of refraction of

2. ## physics

The drawing shows a ray of light traveling through three materials whose surfaces are parallel to each other. The refracted rays (but not the reflected rays) are shown as the light passes through each material. A ray of light strikes the a–b interface at

3. ## Physics

a ray of light strikes a flat, 2-cm thick block of glass(n=1.5) at an angle of 30 degrees with respect to the normal. find the angle of refraction at the top surface. find the angle of incidence at the bottom surface and the refracted angle. find the

4. ## physics

A narrow ray of yellow light from glowing sodium (λ0 = 589 nm) traveling in air strikes a smooth surface of water at an angle of θi = 34.9°. Determine the angle of refraction θr.

5. ## physics

1. A light ray strikes a mirror at an angle of 42° from the surface of the mirror. What angle does the reflected ray make with the normal Ans. 42° 2. A ray of light hits a mirror at 27° from the normal. What is the angle between the reflected ray and

6. ## Physics

A large fish tank is filled with water (of refractive index 1.33). One side of the tank is made of a parallel-sided piece of glass. A ray of light strikes the glass from the outside at an angle of incidence of 48. Estimate the angle through which this ray

7. ## Physics

(c22p46) A light ray of wavelength 589 nm is incident at an angle θ on the top surface of a block of polystyrene surrounded by air. PART 3: Find the maximum value of θ for which the refracted ray will undergo total internal reflection at the left

Two slabs with parallel faces are made from different types of glass. A ray of light travels through air and enters each slab at the same angle of incidence. Which slab has the greater index of refraction and why? slab A is a light colored glass maybe

9. ## physics

A ray of light in air strikes a glass plate (n = 1.50) at an incidence angle of 50 degrees. Determine the angles of the reflected and transmitted rays.

10. ## Physics

A ray of light is incident at an angle of 30° on a glass prism of refractive index 1.5 . calculate the angle through which the ray is minimally deviated in the prism.(the medium surrounding the prism is air)

11. ## Physics

An aquarium filled with water has flat glass sides whose index of refraction is 1.48. A beam of light from outside the aquarium strikes the glass at a 43.5º angle to the perpendicular . The angle this light ray enters the glass is 27.7º, what is the

12. ## physics

a ray of light in air enters a glass surface at right angles to the surface. what is the angle of refraction

13. ## Physics

A narrow ray of yellow light from glowing sodium (λ0 = 589 nm) traveling in air strikes a smooth surface of water at an angle of θi = 40.5°. Determine the angle of refraction θr.

14. ## science-physics

a ray of light traveling from the air into crown glass strikes the surface at an angle of 30 degrees. what will the angle of refraction be? please help me!! don't ignore this !

15. ## physics

please check these for me: What is the wavelength of microwaves of 3.0*10^9 Hz frequency? a. 0.050m b. 0.060m c. 0.10 m d. 0.20 m C If a light ray strikes a flat mirror at an angle of 30deg from the normal, the ray will be reflected at an angle of a. 30deg

16. ## physics

The 45-45-90 triangular prism shown in the figure has an index of refraction of 1.44, and is surrounded by air. A ray of light is incident on the left face at an angle of 46.0°. The point of incidence is high enough that the refracted ray hits the

17. ## college physics

A ray of light traveling in air strikes the midpoint of one face of an equiangular glass prism (n = 1.50) at an angle of exactly 30 degrees. a)Trace the path of the light ray through the glass, and find the angle of incidence of the ray at the bottom of

18. ## Physics

A ray of light of frequency 5.09 x 10^14 Hz passes from air into flint glass (n=1.6). a.) If the ray enters the flint glass at an angle of 30*, what is the angle of refraction? b.) What is the critical angle for a ray of light traveling from flint glass to

19. ## science

When the ray of light travels from air to glass slab and strikes the surface of separation at 90 degree , then it ..........

20. ## Physics

A ray of light travelling from glass to air is incident at 50 degree from the glass air boundary. What is angle of deviation if the critical angle is 42 degree

21. ## Physics

Two plane mirrors are positioned at right angles to one another. A ray of light strikes one mirror at an angle of 30° to the normal. It then reflects toward the second mirror. What is the angle of reflection (from the normal) of the light ray OFF the

22. ## Physics

1) The speed of light in a certain liquid is 3/5 the speed in a vacuum. What is the index of refraction of the liquid? 2) A ray of light strikes a piece of glass (n=1.52) and makes an angle of 50 degrees with the surface. What angle does the refracted ray

23. ## chemistry

A narrow ray of yellow light from glowing sodium (λ0 = 589 nm) traveling in air strikes a smooth surface of water at an angle of θi = 40.5°. Determine the angle of refraction θr.

24. ## physical science

A ray of light traveling in air strikes a flat 2 cm thick block of glass (n=1.50) at an angle of 30° with the normal. Trace the light ray through the glass, and find the angles of incidence and refraction at each surface.

25. ## physics

A ray of light traveling in air strikes the surface of a liquid. If the angle of incidence is 33.5◦ and the angle of refraction is 19.8◦, ﬁnd the critical angle for light traveling from the liquid back into the air. Answer in units of◦

Would the answer be b)? diamond into air? A critical angle of 24.4 degrees applies to: a) light travelling from air into diamond b) light travelling from diamond into air c) light travelling from water into diamond d) light travelling from diamond into

27. ## Physics (optics)

A ray of light traveling in air strikes the midpoint of one face of an equiangular glass prism (n = 1.74) at an angle of exactly 30.0â—¦ Trace the path of the light ray through the glass and find the angle of incidence of the ray at the bottom of the

28. ## physics

A light of ray is incident at an angle of 58degrees on the plane surface of a block of glass of refractive index 1.60. Some light is reflected on the other side of the normal att he same angle as the angle of incidence. Find: a.the angle between the light

29. ## physics

A light of ray is incident at an angle of 58degrees on the plane surface of a block of glass of refractive index 1.60. Some light is reflected on the other side of the normal at the same angle as the angle of incidence. Find: a.the angle between the light

30. ## science/math

1. A light ray strikes a mirror at an angle of 42° from the surface of the mirror. What angle does the reflected ray make with the normal Ans. 42° 2. A ray of light hits a mirror at 27° from the normal. What is the angle between the reflected ray and

31. ## Physics

What is the angle of refraction of a light ray that enters the surface of a calm lake from air at an angle of 45o to the normal? The refractive index of water is 1.333. I don't even know how to start this or what the formula is. Thanks for your help in

32. ## Physics

A ray of light which is incident in air on the surface of the glass block is deviated through 15 degree. The angle of incidwnce in air is 60 degree.What is the angle of refraction in glass?Also calculate the critical angle for glass air interface.

33. ## Physics

A light ray of wavelength 610 nm is incident at an angle θ on the top surface of a block of polystyrene surrounded by water. Find the maximum value of θ for which the refracted ray will undergo total internal re- ﬂection at the left vertical face of

34. ## Physics

A ray of light which is incident in air on the surface of the glass block is deviated through 15 degree. The angle of incidwnce in air is 60 degree.What

35. ## Physics

Trace by drawing the path of a ray of light shown in 90 degrees. This ray is incident in a perpendicular direction on the figure through a glass triangular prism on one side of the right angle. Given that the two sides of the right angle are equals and

36. ## Physics -- check answer please

Light travelling in water is incident on air refracts at an angle of 27 degrees. What is the angle of incidence? my answer: 37 degrees

37. ## Physics

1) The speed of light in a certain liquid is 3/5 the speed in a vacuum. What is the index of refraction of the liquid? 2) A ray of light strikes a piece of glass (n=1.52) and makes an angle of 50 degrees with the surface. What angle does the refracted ray

38. ## science

A ray of light travelling in air strikes the water surface at an Angle of 30 degree calculate the Angle of light refraction if refractive index of glass is 1.5

39. ## science

A ray of light travelling in air strikes the water surface at an angle of 30 degree calculate the angle of refraction if refractive index of glass is 1.5

40. ## science

A ray of light travelling in air strikes water by making angle 30 calculate angle of reflection if refractive index of glass is 1.5

41. ## science

A ray of light travelling in air strike the water surface at an angle of 40° calculate the refractive index of water if angle of refraction is 29°

42. ## Physics

A light ray in air strikes the surface of a lake at an angle of incidence of 46 degrees. What is the angle of refraction in the water?

43. ## physics

A light ray travels from water to air. If the ray strikes the water/air boundary at an angle of incidence of 46 degrees, what is the angle of refractiob in air? (n water = 1.33)

44. ## Physics

A light ray travels from water to air. If the ray strikes the water/air boundary at an angle of incidence of 46 degrees, what is the angle of refractiob in air? (n water = 1.33)

45. ## Physics

Two light rays, one red and one violet, encounter a glass surface. If the index of refraction of the red light ray = 1.52, the index of refraction of the violet light ray = 1.54, and the angle of incidence = 30 degrees, calculate the angle of refraction of

46. ## physics

A narrow ray of yellow light from glowing sodium (λ 0 = 589 nm) traveling in air strikes a smooth surface of water at an angle θi = 16.5◦ . Find the angle of refraction, θr. Answer in units of ◦

47. ## physics

How would I figure out the answer to this question? A critical angle of 24.4 degrees applies to: a) light travelling from air into diamond b) light travelling from diamond into air c) light travelling from water into diamond d) light travelling from

48. ## physics

calculate the refractive index for a ray travelling from air to water given that the angle of incidence is 30degrees and the angle of refraction in the water is 22 degrees.Determine the speed of the ray in water.

49. ## Physics

A light ray in water is directed at the water surface at an angle of incidence at 40 degrees. Calculate the angle of refraction of the light ray at this surface.

A critical angle of 24.4 degrees applies to: a) light travelling from air into diamond b) light travelling from diamond into air c) light travelling from water into diamond d) light travelling from diamond into water Would the answer be a)?

51. ## Pysics

An aquarium filled with water has flat glass sides whose index of refraction is 1.48. A beam of light from outside the aquarium strikes the glass at a 43.5º angle to the perpendicular . The angle this light ray enters the glass is 27.7º, what is the

52. ## Physics

An aquarium filled with water has flat glass sides whose index of refraction is 1.48. A beam of light from outside the aquarium strikes the glass at a 43.5º angle to the perpendicular . The angle this light ray enters the glass is 27.7º, what is the

53. ## physics

a ray of light (f = 5.09 x 10^14 Hz) traveling in air strikes a block of sodium chloride at an angle of incidence of 30 degrees. What is the angle of refraction for the light ray in the sodium chloride?

54. ## Physics

A light ray in air is incident on a water surface at a 44° angle of incidence. Find each of the following angles. (b) the angle of refraction °

55. ## Physics

A slab of ice with parallel surfaces floats on water. What is the angle of refraction of a light ray in water if the light ray is incident on the upper ice surface with an angle of 60° to the normal?

56. ## physics/light reflection

A light of ray is incident at an angle of 58degrees on the plane surface of a block of glass of refractive index 1.60. Some light is reflected on the other side of the normal at the same angle as the angle of incidence. Find: a.the angle between the light

57. ## Physics

What is the angle of refraction of a light ray that enters the surface of a calm lake from air at an angle of 45 degrees to the normal? The refractive index of water is 1.333. 32.04 45.00 59.99 33.76 I was thinking A or D

58. ## science

When a ray of light travels from air to glass and it strikes the surface of separation at 90 degree,then what

59. ## physics

When the ray of light travels from air to glass slab and strikes the surface of separation at 90 degree , then it ..........

60. ## College physics

A ray of red light, for which n=1.54, and a ray of violet light, for which n=1.59, travel through a piece of glass. They meet right at the boundary between the glass and the air, and emerge into the air as one ray with an angle of refraction of 22.5. What

61. ## physics

What is the angle of refraction of a light ray that enters the surface of a calm lake from air at an angle of 45o to the normal? The refractive index of water is 1.333. Choose one answer. a. 32.04o b. 45.00o c. 59.99o d. 33.76o

62. ## physics

A light ray strikes a flat, L = 1.6 cm thick block (depth) of glass of refractive index 1.49 at an angle of 30 with the normal. Calculate the lateral shift of the light ray, d. there is a digram showing the light ray continuing at the same angle (30* to

63. ## Physics

A ray of light hits the surface of a mirror at an incident angle of 10º to the normal. What is the angle of reflection for the ray of light? Is it correct for me to say that the angle of reflection for the ray of light is 10º as ANGLE OF INCIDENCE =

64. ## Physics

A light ray strikes a flat, L = 3.7 cm thick block of glass of refractive index 1.47 in the attached figure, at an angle of È = 340 with the normal. Calculate the lateral shift of the light ray, d.

65. ## Physics

A light ray strikes a flat, L = 3.7 cm thick block of glass of refractive index 1.47 in the attached figure, at an angle of È = 340 with the normal. Calculate the lateral shift of the light ray, d.

66. ## Physics

The light ray strikes the hypotenuse of the prism at an angle of incidence greater than the critical angle. Find the angle phi of the ray as it leaves the base of the prism. The incident ray is perpendicular to the left side of the prism. (The index of

67. ## physics

The speed of light in a certain piece of clear plastic is 1.95 108 m/s. A ray of light strikes the plastic at an angle of 21°. At what angle is the ray refracted?

68. ## physics

as light passes from air to water vi/vr=4/3 find the angle of incidence of a ray of light if the angle or refration is 25 degrees 40 minutes (i is the angle of incidence and r is the angle of refraction)

69. ## physics

The 45-45-90 triangular prism shown in the figure has an index of refraction of 1.58, and is surrounded by air. A ray of light is incident on the left face at an angle of 51.0°. The point of incidence is high enough that the refracted ray hits the

70. ## Physics 11

A student performs an experiment. On her desk, she directs a light ray at the flat surface of an unknown transparent material at an angle to the normal of 47 degrees. The light ray enters the material at an angle to the normal of 34 degrees. What is the

71. ## Science (optics)

Please help me!!!! A swimmer looks up from underwater in a pool and sees a tree. The light traveling in the air makes an ancle of 40 degrees, with the surface of the water. Calculate the anglethe light ray makes with the surface of the water ( n= 1.33)

72. ## physics

Which of the following is correct for the reflected ray if a light ray strikes a plane mirror at an angle of 50° from the normal?

73. ## timpany

a Ray of light makes an angle of 10 with the horizontal and strikes a plane mirror which is inclined at angle x to the horizontal . The angle x for which the reflected Ray becomes vertical is?

74. ## Calculus Help

I have looked high and low to figure out how to start this question. I have no clue! Any help would be great!! Rainbows are formed when light strikes raindrops and is reflected and refracted. The Law of Refraction states that (sin alpha)/(sin beta) = k,

75. ## Wave

If a ray of light moves from air to water the angle of incidence is--------- the angle of refraction

76. ## physics

a ray of light strikes a rough surface such that the angle of incidence is 40.0. what is the angle of reflection 1. 0 degrees 2. 20.0 degrees 3. 40.0 degrees 4. the angle of reflection cannot be determined. I am confused between 3 and 4 but I think the

77. ## Physics

I don't understand snell's law ( nsin(0)=nsin(0) ) and how to use it with refraction. also how do i apply that to this problem: 'a light ray enters a square piece of plastci (n=1.39) near a corner. as it encounters the adjacent side it gets refracted along

78. ## Physics

a ray of light is incident on an air-glass boundary at 30 degrees. The index of refraction of air is 1,and the index of refraction for the glass is 1.4. What is the angle of the reflected ray, and what is the angle of the refracted ray? Thanks in advance.

79. ## physics

just a few quick communication questions... 1-is it possible to have total internal reflection for light incident from air onto water? why? 2-what is the angle of refraction when a light ray meets the boundary between two materials perpendicularly?

80. ## Physics

Calculate the critical angle of light travelling from water to air. The refractive index of water is 1.34

81. ## physics

A ray of light in a tank of water has an angle of incidence of 23°. What is the angle of refraction in air? (Enter 0 if total internal reflection occurs.)

82. ## physics

A ray of light passes from air into water. The incident angle is 30o. Find the index of refraction of water if the angle of refraction is 22o. Ans. 1.333

83. ## ITT

In the following diagram, a ray of light is incident on an air-glass boundary. The index of refraction of air is 1, and the index of refraction for the glass is 1.4. What is the angle of the reflected ray, and what is the angle of the refracted ray?

84. ## Physics

Which of the following statements is not true if an incident ray of light makes an angle of 30o with the mirror surface? angle of incidence = 30o angle of reflection = 60o angle of incidence = 60o angle between incident ray and reflected ray = 120o

85. ## Physics

Which of the following are not transverse waves? a) Wind (Airy) waves on the ocean. b) Water ripples in a small pool. c) Microwaves inside a microwave oven. d) Vibrations travelling on the string of a guitar. e) Radio waves travelling through space. f)

86. ## physics

A ray of light enters the top of a glass of water at an angle of 36 degrees with the vertical. What is the angle between the refracted ray and vertical? The answer is 26 degrees but I keep getting 22 degrees. I used snell's law: n1sinθ1=n2sinθ2 for n1 I

87. ## Physics

A light ray traveling through air strikes a smooth, flat slab of crown glass at an angle of 30 degrees to normal. Index of refraction for crown glass is 1.66. What is the angle of refraction?

88. ## physics

A ray of light of vacuum wavelength 550 nm traveling in air enters a slab of transparent material. The incoming ray makes an angle of 37.4◦ with the normal, and the refracted ray makes an angle of 22.0◦ with the normal. Find the index of refraction of

89. ## Physics Word Problem

using Snell's Law (sin(theta1)/sin(theta2) = v1/v2 where (theta1) is the angle of incidence and (theta2) is the angle of refration. The number V1/V2 is called the index of refraction. The index of refraction from air to water is 4/3. If a ray of light

90. ## Physics Word Problem

using Snell's Law (sin(theta1)/sin(theta2) = v1/v2 where (theta1) is the angle of incidence and (theta2) is the angle of refration. The number V1/V2 is called the index of refraction. The index of refraction from air to water is 4/3. If a ray of light

91. ## Physics -- check answers please

Light travelling in water is incident on air refracts at an angle of 27 degrees. What is the angle of incidence? my answer: 37 degrees

92. ## physics

Two mirrors are placed at a 90° angle to each other. A light ray strikes one mirror 0.620 m from the intersection of the mirrors with an incident angle of 36.5°. The ray then travels a distance d before reflecting from the second mirror. (a) What is the

93. ## physics

Phy 124 – Chapter 22 Problems 1. Consider the following. A spot 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

94. ## physics

A beam of light is incident on a flat piece of polystyrene at an angle of 55 degrees relative to a surface normal. What angle does the refracted ray make with the plane of surface? thank you

95. ## Physics

The average index of refraction of water is n=1.336. (a) What is the Brewster angle θBr when light reflects in water off air (i.e. at point B) (give your answer in degrees)? (b) r is the angle of incidence of the light ray at point B in the figure above.

96. ## physics

Two mirrors are placed at a 90° angle to each other. A light ray strikes one mirror 0.730 m from the intersection of the mirrors with an incident angle of 36.5°. The ray then travels a distance d before reflecting from the second mirror. (a) What is the

97. ## Physics

Which of the following is correct for the reflected ray if a light ray strikes a plane mirror at an angle of 50° from the normal? a. 40° from the surface of the mirror b. 40° from the normal c. 50° from the surface of the mirror d. 90° from the normal

98. ## Physics again

The equilateral glass prism shown has an index of refraction of 1.56. The prism is surrounded by air. A ray of light is incident on the middle of the left face of the prism. What is the smallest angle of incidence for which the ray of light will emerge

99. ## Physics

A prism, made of glass of refractive index 1.50, has two plane faces at an angle 33 to each other. A ray of light enters the glass from one side perpendicular to that face and emerges through the other. Part A: As the ray enters the glass, what is its

100. ## Physics

Light is bent as it enters a tank of water from air. It is bent to a greater angle when it goes from air to a glass block. Calculate the angle of refraction of 30.0° light shines from water into ice. The indices of refraction for water and ice are 1.36