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Optics
Page 4
Questions (4,275)
which type of light has the most neutral tone
2 answers
asked anonymously
45 views
Franny drew a diagram to compare images produced by concave and convex lenses.
2 overlapping circles, the left circle labeled
5 answers
asked by
Interesting...
132 views
A candle at left of a double convex lens has a blue line straight from the tip of the its flame to near the top left of the lens
4 answers
asked by
Interesting...
84 views
What do diffraction and refraction have in common?
They both involve interference. They both involve wave interactions. They both
2 answers
asked by
Interesting...
135 views
What is reflection
2 answers
asked by
Amy
91 views
In an experiment ,an object was placed on the principal axis of a convex lens 25 centimetres away from the lens. Areal image 4
2 answers
asked by
Aleezay shah
104 views
Add to the diagram to show that light travelling initially along the path XA does not reach the eye of the motorist. You will
2 answers
asked by
Sodeeq
78 views
Light rays from an object 25 cm in front of an eye converge to a point on the retina at the back of the eye. The eye has a depth
2 answers
asked by
Sodeeq
163 views
The diagram below shows light rays from an object 25 cm in front of an eye converging to a point on the retina at the back of
2 answers
asked by
Sodeeq
118 views
Explain the nature of the image formed in a plane mirror.
2 answers
asked by
Brian Giles
169 views
Under the surface of the ocean, it becomes darker as you go deeper. Which statement explains why this occurs?(1 point)
a. more
2 answers
asked by
*farts cutely*
164 views
Light bounces off of a mineral sample. What can you say about the mineral?(1 point)
Responses The mineral is transparent. The
11 answers
asked by
Blizts
241 views
The lens of a telescope has a radius of 1 meter what is the lens area use 3.14
2 answers
asked by
Sherri
65 views
The lens of a telescope has a radius of 1 meter what is the lens circumference use 3.14
2 answers
asked by
Sherri
61 views
magnification produced by a convex lens of focal
length f? A. u + f B. u – f C. v - 1 D. v + 1
2 answers
asked anonymously
71 views
Photons always propagate With speed c. but light appears to travel at a speed different from c in dense media .how can we
2 answers
asked by
Hana
68 views
The maximum kinetic energy of photoelectrons emitted from a surface when a photons of energy 6 EV fall on it is 4 EV.the
2 answers
asked by
Hana
94 views
In Young's double slit experiment, the slit are separated by 0.28mm and the screen is placed 1.4m away . the distance between
2 answers
asked by
Hana
99 views
The fringe width at a distance of 50cm from the slits in Yong's experiment for light of wavelength 6000Angstrom is 0.048cm.find
2 answers
asked by
Hana
83 views
Two slits are made 1mm apart and the screen is placed 1m away. What is the fringes separation when blue -green light of
2 answers
asked by
Hana
77 views
The fringe width at a distance of 50cm from the slits in Young's experiment for light of wavelength 6000Angstrom is 0.048cm.
2 answers
asked by
Hana
86 views
In Young's double slit experiment carries out with light of wavelength =5000Angstrom, the distance between the slit us 0.2mm and
2 answers
asked by
Hana
97 views
The device which produced highly coherent source is
A.Fresnel bi prism B.laser C.Young's double slit D. Lloyd's mirror
2 answers
asked by
Hana
60 views
Wave length of a monochromatic length light us 500Angstrom. Find the wave number?
2 answers
asked by
Hana
50 views
In two separate set-ups of Young's double slit experiment using light of the same wavelength , fringes of equal width are
2 answers
asked by
Hana
112 views
Which equation connects the focal length, f, the position of the viewed object, XOXO, and the position of the image, Xi, for a
2 answers
asked by
Milo
87 views
Which statement best describes the position of the image of an object viewed in a plane mirror?
2 answers
asked by
Milo
92 views
differentiate soft and hard rays
2 answers
asked by
kiaan
53 views
Refract
1.to bend light waves because of a change in media 2.the collision of two waves of the same frequency 3.a clear, solid
2 answers
asked by
fe
91 views
Refract
1.to bend light waves because of a change in media 2.the collision of two waves of the same frequency 3.a clear, solid
2 answers
asked by
fe
101 views
What angle of incidence is required for total internal reflection?
a 90° angle a 180° angle a small angle a large angle
44 answers
asked by
Pikothemidnightmoose
132 views
Determine the image distance and image height for a 50.0cm tall object placed 48.0cm from a converging lens having a focal
1 answer
asked by
Nicole Purkikil
109 views
When light waves are refracted, if they bend toward the normal they are (slowing down/speeding up) and if they are bent away
1 answer
asked by
ok
71 views
What is the position of an image in a curved mirror if the object is 25cm from the concave mirror with a focal length of 5 cm?
1 answer
asked by
ok
126 views
What is the position of an image in a curved mirror if the object is 25cm from the concave mirror with a focal length of 5 cm?
4.
1 answer
asked by
ok
127 views
What is the position of an image in a curved mirror if the object is 25cm from the concave mirror with a focal length of 5 cm?
1 answer
asked by
ok
92 views
Refraction is:
a when light passes straight through an object b when light reflects off of the surface of an object c when light
2 answers
asked by
gg
113 views
The angle of reflection is:
a 180 degrees to the angle of incidence b 90 degrees to the angle of incidence c opposite to the
1 answer
asked by
gg
85 views
Light travels:
a in bendy lines b in curves c in straight lines d around corners
4 answers
asked by
kali
131 views
Refraction is:
a when light is slowed down and bent by an object b when light reflects off of the surface of an object c when
1 answer
asked by
kali
93 views
The angle of reflection is:
a equal to the angle of incidence b 180 degrees to the angle of incidence c opposite to the angle of
1 answer
asked by
kali
132 views
Would this material have regular reflection or diffuse reflection?
regular reflection diffuse reflection
1 answer
asked by
da
59 views
Light travels:
a in curves b in straight lines c in bendy lines d around corners
1 answer
asked by
T
72 views
A diamond has an index of refraction of 2.4, and a sapphire has an index of refraction of 1.7. In which material will light move
1 answer
asked by
da
86 views
If the index of refraction is ___, then you know that the speed of light slowed down as the light traveled through the material.
1 answer
asked by
da
60 views
Refraction is:
a when light reflects off of the surface of an object b when light passes straight through an object c when light
1 answer
asked by
T
73 views
The angle of reflection is:
a 90 degrees to the angle of incidence b equal to the angle of incidence c 180 degrees to the angle
1 answer
asked by
T
84 views
Which is a curved piece of glass or other transparent material used to refract light?
a. a concave lens b. an optical fiber c. a
1 answer
asked by
christinaqz
78 views
How are different wavelengths of light affected by entering a prism?
a. the shortest wavelengths are refracted the least b. the
1 answer
asked by
christinaqz
100 views
What does a concave lens look like?
a. flat on one side and bulges out on the other side b. the same thickness in the middle and
1 answer
asked by
christinaqz
81 views
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