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Optics
Page 3
Questions (4,167)
In the photoelectric effect, does brightness or frequency determine the Kinetic energy of the ejected electrons? Which
3 answers
asked by
coach
2,179 views
a concave shaving mirror is construction so that a man at a distance of 20cm from the mirror sees his image magnified 1.5 times
4 answers
asked by
Anonymous
2,977 views
Which property causes a pencil to appear bent or broken when it is placed in a glass partially filled with water?(1 point)
Respon
2 answers
asked by
who dat
237 views
A ray of green light has a wavelength of 5.34 x 10-7 m. What is the frequency? (Hint: remember the speed of light!)
3 answers
asked by
Lilly
1,486 views
A narrow ray of yellow light from glowing sodium (λ0 = 589 nm) traveling in air strikes a smooth surface of water at an angle
3 answers
asked by
John
795 views
When a butterfly lands 12 cm from a concave mirror, it's image is 18 cm behind the mirror.
Find the focal length
4 answers
asked by
Kayla
743 views
An interference filter is to be constructed for isolation of the nitrobenzene absorption band at 1537 cm-1.
(a) If it is to be
3 answers
asked by
Joseph
1,012 views
A 5.0-cm real object is placed at a distance of 30.0 cm from a concave mirror of focal length 10.0 cm. Find the location of the
4 answers
asked by
sophie
2,641 views
A beam of light is incident from air on the surface of a liquid. If the angle of incidence is 25.0° and the angle of refraction
4 answers
asked by
julie
1,139 views
A point source of light illuminates an aperture 4.00m away. A 18.0 cm -wide bright patch of light appears on a screen 2.00m
2 answers
asked by
Jessica
1,213 views
The American flag flies on a black flagpole. Light from the sun hits the flag and the flagpole. How is it that you can see the
3 answers
asked by
Answer
126 views
What is the relationship between me pushing my daughter my on a swing and colored light shining on the cones in my eyes?
2 answers
asked by
Morgan
527 views
Hi, I am having difficulties approaching and solving the following question:
A Michelson interferometer is used with red light of
1 answer
asked by
Brandon Tom
437 views
DIGITAL ARTS & DES-T1: FINAL EXAM, UNIT10, LESSON 1.
WHY WILL A RAINBOW NEVER HAVE A BLACK STRIPE? 1. BLAK IS NOT A COLOR ON THE
1 answer
asked anonymously
221 views
The American flag flies on a black flagpole. Light from the sun hits the flag and the flagpole. How is it that you can see the
1 answer
asked anonymously
95 views
Essay Question (at least 3-5 sentences). For a rainbow to form, sunlight needs to enter and then re-emerge from raindrops.
1 answer
asked anonymously
25 views
Different colors of light are transmitted through red tape because it allows red light waves to pass through it. When white
1 answer
asked by
vampire
52 views
How does the phenomenon of refraction differ from that of reflection, and what are the key factors that influence the behavior
1 answer
asked anonymously
30 views
A rectangular glass block 5cm thick is placed on top of the page of a book. If the refractive index of the glass block is
1 answer
asked by
Kombo abdallah
27 views
Which statement correctly describes the refraction of light?(1 point)
Responses As light waves enter a different medium, they
1 answer
asked anonymously
32 views
What causes light to slow down?
a moving into a less adhesive medium b moving into a denser medium c moving into a lighter medium
1 answer
asked by
~[Mocha]~
15 views
Why does white light separate into different colors?
Responses dispersion dispersion magnification magnification refraction
1 answer
asked by
~[Mocha]~
18 views
Which statement correctly describes the refraction of light?(1 point)
As light waves enter a different medium, they bend towards
1 answer
asked anonymously
9 views
Violet light and red light travel through air and strike a block of plastic at the same angle of incidence. The angle of
3 answers
asked by
Kace
1,266 views
A photographic slide is to the left of a lens. The lens projects an image of the slide onto a wall which is a distance of 5.94 m
3 answers
asked by
Tifani
2,538 views
Use the diagram to answer the question.
Referring to the figure, what type of image would this lens form? a real image an
1 answer
asked by
mir
368 views
I really need help on these questions because I have a test tomorrow and don't understand how to do them.
1) A wire of diameter
2 answers
asked by
Alex
717 views
A converging lens has a focal length of 0.060 m. An object is located 0.020 m to the left of this lens. A second converging lens
2 answers
asked by
Mary
494 views
Concave lenses are used to correct and convex lenses are used to correct ?a)presbyopia;emmetropla
B) emmetropia;myopia
2 answers
asked anonymously
73 views
Describe with a well wheeled diagram how a pure spectrum and white light can be produced
2 answers
asked by
Chioma
90 views
Light travels:
a around corners b in straight lines c in curves d in bendy lines
1 answer
asked by
gg
108 views
Convergence and divergence
1 answer
asked by
Fuad Faji Jemal
74 views
A ray of light passes from air through a rectangular block of glass with parallel faces 4.5cm apart at an angle of incidence of
2 answers
asked by
Afolabi Tomilola
111 views
Where are the sun's rays most intense
7 answers
asked by
idk what i should put here
2,148 views
The index of refraction of a transparent liquid
(similar to water but with a different index of refraction) is 1.39. A flashlight
1 answer
asked by
cr
1,330 views
The index of refraction of a transparent liquid
(similar to water but with a different index of refraction) is 1.39. A flashlight
3 answers
asked by
cr
1,479 views
The diagram shows an image produced by a lens.
From left a label W, a shining light bulb, with arrows running up and right and
2 answers
asked by
Interesting...
122 views
eeoo
2 answers
asked by
Kristen😘
68 views
A typical laser pointer is rated at 5.0 mW. It outputs red light with a wavelength of about 6300 Angstrom. How many photons of
2 answers
asked by
qwerty123
517 views
Use the ray diagram for a lens to answer the question.
focal length focal length focus focus Which of these best describes the
5 answers
asked by
ulyjh,b
188 views
Visible light has a range od wavelengths from about 400-750 nm . Which of these wavelengths is most likely seen as the color
1 answer
asked by
Sheila Ann
204 views
What happens when light passes from air into water?
The light forms a mirage. The light speeds up. The light slows down. The
1 answer
asked by
mir
107 views
A material with the highest index of refraction _____.
reflects light the most bends light the least reflects light the least
1 answer
asked by
mir
93 views
You can sometimes see a mirage because _____.
white light reflects off smooth surfaces light rays can be bent by hot air light
3 answers
asked by
mir
93 views
Which type of material reflects or absorbs any light that strikes it?
opaque concave transparent translucent
1 answer
asked by
mir
77 views
When white light this object the light is completely absorbed with none of it transmitting or reflected which type Of object
4 answers
asked by
Austin Storlien
102 views
What happens to light as it passes through a blue sports drink?
4 answers
asked by
Me & you
385 views
Interaction of Waves Quick Check
Question When white light strikes this object, the light is completely absorbed, with none of it
3 answers
asked by
tommy
173 views
A mixture of argon and mercury vapor used
in advertising signs emits light of wavelength 610 nm. Calculate the energy change
4 answers
asked by
Billy
2,579 views
The brightest and clearest diffraction patterns are seen when light is shone through:
1 answer
asked by
oyebodegoldencity
53 views
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