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Refraction
Page 7
Questions (566)
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
1 answer
asked by
Anonymous
631 views
A points source of light is placed at the bottom of jar having a liquid of refractive index 5/3.An opaque disc of radius 1.0 cm
2 answers
asked by
Anonymous
617 views
Which of the following statements is not true about refraction?
Refraction occurs when light's velocity changes. The angle
2 answers
asked by
What?
639 views
When you look through a 3.7 mm thick window comprised of a material whose refractive index is 1.59, by what time interval is the
2 answers
asked by
Anonymous
637 views
At 08:00hrs a 2.0- m-long vertical stick in air casts a shadow 1.8 m long. If the same stick is placed at 08:00hrs in air in a
3 answers
asked by
help?
632 views
A tank filled with water has marks every 10 cm on one wall.
The refractive index is 1.33 for water in the tank. You observe the
2 answers
asked by
crystal
642 views
Q12: A light ray is travelling from a medium with a larger index of refraction to a medium with a smaller index of refraction.
2 answers
asked by
Anonymous
622 views
A fish is rising vertically to surface of a lake at rate of 2 m/s observes a bird diving vertically towards water at 4 m/s. The
2 answers
asked by
swati
627 views
Which of the following statements is not true about refraction?
Refraction occurs when light's velocity changes. The angle
2 answers
asked by
Nerm
636 views
A glass plate whose index of refraction is 1.67 is immersed in a liquid. The surface of the glass is inclined at an angle of
1 answer
asked by
cassie
644 views
Find angle of refraction through a 60° triangular prism of edge length 4.5 to 5 cm, if angle of incidence are
2 answers
asked by
leena
590 views
light travels from ethanol intro crown glass. what's the brewster angle in this situation? illustrate your answer with a light
2 answers
asked by
Lora
615 views
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
2 answers
asked by
Arora Priyansh
614 views
The angle of incidence and the angle of refraction for light going from air into a material with a higher index of refraction
1 answer
asked by
katie
607 views
Bouncing and Bending Light activity from the Interactive Digital Path website: You observed light passing through lenses and
2 answers
asked by
help
606 views
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
2 answers
asked by
help
613 views
A thin plate glass window with a refractive index 1.5 is tapered at a 5° angle. You are looking from the outside through such a
1 answer
asked by
joshua
577 views
8. a light beam enters a piece of window glass (n=1.47) at an incidence angle of 59. Find the angle it makes to the normal as it
2 answers
asked by
alessandra
606 views
A person lying at poolside looks over the edge of the pool and sees a bottle cap on the bottom, directly below. If the depth of
1 answer
asked by
Bob
596 views
So I'm having some trouble with this problem.. Is there an equation or is it just a ratio? I'm having so many problems with this
3 answers
asked by
Marissa
593 views
monochromatic light of wavelength λ=800nm illuminates normally a thin liquid film with nf =4/3 and t=500nm lying on a glass of
2 answers
asked by
asdfgh
599 views
If the angle of incidence is 30degree and refractive index is 2 find the angle of refraction.find whether the medium is denser
2 answers
asked by
Anonymous
583 views
A crown glass plate 2.5 cm thick is placed over a newspaper. How far beneath the top surface of the plate would the print appear
2 answers
asked by
Bob
579 views
The critical angle of glass is 41degree 48 seconds and that of water is 48 degree 36 seconds.calculate critical angle of the
2 answers
asked by
Gash
579 views
On a calm, bright day, you're scuba diving in a deep lake (n = 1.33), 5.40 m from your sailboat. When you are 3.10 m below the
2 answers
asked by
Rudi
582 views
How would I figure out the answer to this question?
A critical angle of 24.4 degrees applies to: a) light travelling from air
2 answers
asked by
Liz
589 views
If light travels through a medium at a speed of 1.987 x 10^8 m/s, what is the index of refraction of the medium? *
1.33 1.36 1.51
2 answers
asked by
Richard
570 views
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°.
2 answers
asked by
A
574 views
A coin is at the bottom of a fountain 60 cm deep. The water in the fountain is frozen. What is the apparent depth of the coin?
2 answers
asked by
Anonymous
558 views
A light beam in air enters a block of transparent material at an angle of 28.0˚ with respect to the normal. After refraction it
2 answers
asked by
Amanda
580 views
below the surface of still water. A boat is located where an incident ray from the fish encounters the boundary, and its
2 answers
asked by
AAA
540 views
A ray of light travelling in air strike the water surface at an angle of 40° calculate the refractive index of water if angle
2 answers
asked by
Shivani singh
571 views
On a calm, bright day, you're scuba diving in a deep lake (n = 1.33), 6.30 m away from your sailboat in the horizontal
2 answers
asked by
Anonymous
557 views
A ray of light travels from Liquid helium (n=1.03) into a second material. You gradually increase the angle of incidence until,
2 answers
asked by
Anonymous
557 views
Three sheets of plastic have unknown indices of refraction. Sheet 1 is placed on top of sheet 2, and a laser beam is directed
2 answers
asked by
Anonymous
555 views
By what length is a light ray displaced after passing through a 4.7 cm thick sheet of material (n=1.38) with an incident angle
2 answers
asked by
help?
544 views
A ray of light travelling in air strikes water by making angle 30 calculate angle of reflection if refractive index of glass is
2 answers
asked by
Divyanshi
568 views
A light ray enters from glass (n1 = 1.5) to air (n2 = 1.0). Calculate the incident angle at which Θ2 (transmission angle)
2 answers
asked by
Jeff Helper
545 views
A light ray in water is directed at the water surface at an angle of incidence at 40 degrees. Calculate the angle of refraction
2 answers
asked by
Bobby
556 views
If the speed of light through material Z is
2.5 × 108 m/s, what is this material’s index of refraction? The speed of light in
2 answers
asked by
abby
559 views
A certain kind of glass with index of refraction of 1.65 for blue light of wavelength 430nm and index of refraction 1.615 for
2 answers
asked by
nat
558 views
if a monochromatic beam of light with a wavelength of 590 nanometers is traveling through air then enters a region of space
2 answers
asked by
sue
560 views
What is the critical angle (in degrees) for a ray of light coming from a medium with an index of refraction of 1.4 to a medium
2 answers
asked by
Amanda
538 views
Sunlight strikes a piece of crown glass at an angle of incidence of 35.8 degrees. Calculate the difference in the angle of
3 answers
asked by
Hau
547 views
On a calm, bright day, you're scuba diving in a deep lake (n = 1.33), 6.30 m away from your sailboat in the horizontal
2 answers
asked by
physics help
556 views
Can anyone help me here? I have no idea where to start!
Light in a vacuum is incident on a transparent glass slab. The angle of
2 answers
asked by
Anonymous
540 views
A leaf frozen into a pond in winter is 40mm below the surface of the ice. How far does the leaf seem to be ?(n=1.31)
2 answers
asked by
Susan
532 views
1)if angle of incidence is 56 and it is decreased by 15 dagree then draw the path of a ray by drawing a diagram by using exact
2 answers
asked by
sweetie
544 views
7. A drop of oil is placed on a glass block. The glass has an index of refraction of 1.55. When light shines from the glass into
2 answers
asked by
alessandra
542 views
If a solid glass cylinder is placed above the words Lead Oxide (Lead in red print and Oxide in blue) and viewed from the side,
1 answer
asked by
Bert
534 views
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Parent Categories (15)
Light and Optics
Light and Sound
Light behavior
Light Waves
Motion and Forces
Optical Phenomena
Optics
Physics
Properties of Light
Wave interaction
Wave Interactions
Wave Mechanics
Wave Properties
Waves
Waves and Sound