Homework Answers
when red laser beam is on it most of the beam will be reflected, because the color of the food coloring is also red.
Ans. (a) most of the beam is reflected.
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17. (no explanation needed) Shine a red laser beam through a glass containing water with red...
4. (8 points) A laser beam is within a rectangular piece of glass which has an index of refraction of 1.5, and it strik...
4. (8 points) A laser beam is within a rectangular piece of glass which has an index of refraction of 1.5, and it strikes the boundary of the glass at an angle of 60 to the normal. (a) If the glass is surrounded by air (n 1.00), what are the paths of any transmitted and reflected rays at the boundary? (b) If the glass is surrounded by water (n 1.33), what are the paths of any transmitted and reflected rays...
Problem 5.4 A laser is shot at a circular jar containing water. A. Draw that path that the laser beam takes through...
Problem 5.4 A laser is shot at a circular jar containing water. A. Draw that path that the laser beam takes through and then out of the jar. B. Draw the path the laser beam would take if the jar were filled with oil instead of water. Explain how you determined what the path of laser would be when oil is in the jar. Problem 5.5 The speed of light in water % is as fast as the speed of...
Problem 1 A red laser (λ = 630nm) beam is directed towards a thin glass plate...
Problem 1 A red laser (λ = 630nm) beam is directed towards a thin glass plate (n = 15) as shown in the figure below. 40° Part A (a) At what angle does the light emerge from the glass? (b) At what angle is the light reflected from the glass? (c) Due to the reflection from the front and back of the glass, two beams are observed. If the thickness of the glass is 1mm what is the separation between...
A laser beam in air is incident on a glass window at an angle of 58.0°...
A laser beam in air is incident on a glass window at an angle of 58.0° from the normal. Some of the light is reflected at the air-glass boundary and some of it is refracted. The index of refraction of the glass is n = 1.71. At what angle from the normal does the refracted light travel through the glass? (in deg) A: 1.90×101 B: 2.38×101 C: 2.97×101 D: 3.72×101 E: 4.65×101 F: 5.81×101 G: 7.26×101 H: 9.07×101 Tries 0/20...
45° air n=1 glass n=1.5 2 cm 2. A laser beam is incident on a 2...
45° air n=1 glass n=1.5 2 cm 2. A laser beam is incident on a 2 cm thick sheet of glass at an angle of 45° as shown on the right. A. What is the angle of the laser beam inside of the glass? B. What is the angle of the laser beam that emerges into the air after passing through the glass? C. By what horizontal distance has the laser beam traveled when it emerges from the glass? D....
45° air n=1 glass n=1.5 2 cm 2. A laser beam is incident on a 2...
45° air n=1 glass n=1.5 2 cm 2. A laser beam is incident on a 2 cm thick sheet of glass at an angle of 45° as shown on the right. A. What is the angle of the laser beam inside of the glass? B. What is the angle of the laser beam that emerges into the air after passing through the glass? C. By what horizontal distance has the laser beam traveled when it emerges from the glass? D....
1. A Nd: YAG laser (1.106 micrometer) beam travels through a glass flint window of refractive...
1. A Nd: YAG laser (1.106 micrometer) beam travels through a glass flint window of refractive index of 1.98. Determine: (a) the speed, the wavelength, the frequency, and the period of the laser beam inside the glass; (b) the energy of its photon outside the glass in Joules. 2. Light travels from a block of glass with an index of refraction of 1.41 into air. (a) if the angle of reflection is 32 degrees, what is the angle of incidence?...
Practice #3 and shine a laser pointer so that it hits the water-air interface at an...
Practice #3 and shine a laser pointer so that it hits the water-air interface at an incident angle of 52°. Will a friend see the light above the water? Explain. n water 1.33, air1.00 a. yes, because 52o is more than the critical angle from water to air. b. yes, because 52° is less than the critical angle from water to air. c. no, because 520 is more than the critical angle from water to air. d. no, because 520...
Problem 22: A laser beam cylindrical lens as shown below with a wavelength in air equal...
Problem 22: A laser beam cylindrical lens as shown below with a wavelength in air equal to 650 nm is used to shine light througha to Unknown Substance 80 50° 40 30* 20* 10" A. Identify which of the rays in the diagram correspond to the incident, reflected, and refracted rays. What are the angles measurements for each? B. Determine the index of refraction of the unknown substance. What is the wave speed, wavelength, and frequency of the light as...
An aquarium filled with water has flat glass sides (thickness D = 1.25 cm). A beam...
An aquarium filled with water has flat glass sides (thickness D
= 1.25 cm). A beam of light from outside the aquarium strikes the
glass at angle = 53.1
What's the angle (relative to the perpendicular to the surface)
of this light ray when it enters
(a) the glass (nglass = 1.50)?
(b) the water (nwater = 1.33)?
(c) Find the speed of light in glass
(d) Find the time it takes the light ray to travel through the
glass...
4. (8 points) A laser beam is within a rectangular piece of glass which has an index of refraction of 1.5, and it strikes the boundary of the glass at an angle of 60 to the normal. (a) If the glass is surrounded by air (n 1.00), what are the paths of any transmitted and reflected rays at the boundary? (b) If the glass is surrounded by water (n 1.33), what are the paths of any transmitted and reflected rays...
Problem 5.4 A laser is shot at a circular jar containing water. A. Draw that path that the laser beam takes through and then out of the jar. B. Draw the path the laser beam would take if the jar were filled with oil instead of water. Explain how you determined what the path of laser would be when oil is in the jar. Problem 5.5 The speed of light in water % is as fast as the speed of...
Problem 1 A red laser (λ = 630nm) beam is directed towards a thin glass plate (n = 15) as shown in the figure below. 40° Part A (a) At what angle does the light emerge from the glass? (b) At what angle is the light reflected from the glass? (c) Due to the reflection from the front and back of the glass, two beams are observed. If the thickness of the glass is 1mm what is the separation between...
45° air n=1 glass n=1.5 2 cm 2. A laser beam is incident on a 2 cm thick sheet of glass at an angle of 45° as shown on the right. A. What is the angle of the laser beam inside of the glass? B. What is the angle of the laser beam that emerges into the air after passing through the glass? C. By what horizontal distance has the laser beam traveled when it emerges from the glass? D....
45° air n=1 glass n=1.5 2 cm 2. A laser beam is incident on a 2 cm thick sheet of glass at an angle of 45° as shown on the right. A. What is the angle of the laser beam inside of the glass? B. What is the angle of the laser beam that emerges into the air after passing through the glass? C. By what horizontal distance has the laser beam traveled when it emerges from the glass? D....
Practice #3 and shine a laser pointer so that it hits the water-air interface at an incident angle of 52°. Will a friend see the light above the water? Explain. n water 1.33, air1.00 a. yes, because 52o is more than the critical angle from water to air. b. yes, because 52° is less than the critical angle from water to air. c. no, because 520 is more than the critical angle from water to air. d. no, because 520...
Problem 22: A laser beam cylindrical lens as shown below with a wavelength in air equal to 650 nm is used to shine light througha to Unknown Substance 80 50° 40 30* 20* 10" A. Identify which of the rays in the diagram correspond to the incident, reflected, and refracted rays. What are the angles measurements for each? B. Determine the index of refraction of the unknown substance. What is the wave speed, wavelength, and frequency of the light as...
An aquarium filled with water has flat glass sides (thickness D
= 1.25 cm). A beam of light from outside the aquarium strikes the
glass at angle = 53.1
What's the angle (relative to the perpendicular to the surface)
of this light ray when it enters
(a) the glass (nglass = 1.50)?
(b) the water (nwater = 1.33)?
(c) Find the speed of light in glass
(d) Find the time it takes the light ray to travel through the
glass...
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