What is the difference between Reflection, Refraction, and Dispersion? How does the rainbow form with the use of reflection, refraction, and dispersion

Q: Define resolution and state why is it important in distinguishing magnified objects Define contrast…

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Q: Why is the sky blue during fair day and why is it red during sunset?

A: This things happen due to the phenomenon scattering of light.

Q: Which of the following best explains the view of light one sees during sunset? a. The sunset view…

A: OPTICS

Q: A grating with 9000 lines per centimeter is illuminated by a monochromatic light. Determine the…

A: Given Data, Number of lines in grating (N)=9000 Order Number (n)=2 Angle θ=50.70

Q: Stare intently for at least a half minute at an American flag. Then turn your gaze to a white wall.…

A: The concept of optical illusion is being applicable to resolve the given condition. Optical illusion…

Q: How rays are refracted when entering a more dense material?

A:

Q: How is the speed of light in glass affected by the succession of time delays that accompany the…

A: The light entering the glass, the photon interacts with the glass atom which sets into motion, this…

Q: In the chromatic aberration of the lens, the focus of the blue color is closer to the focus of the…

A: lens will not focus different color in exactly the same place because the focal length depends on…

Q: Draw the shape of the wavefront coming out of a convex lens when a plane wave is incident on it.

A: When the plane wave passes through convex lens, the shape occurs in converging form is spherical.…

Q: How rays are refracted when entering a less dense material?

A: When light ray enters from high dens material to less dense material rays are refracted away from…

Q: Explain what is meant by illumination and how it is expressed.

A: Illumination: The energy of light striking a surface of a specific unit area per unit time is called…

Q: Do you have an idea about how the rainbows were formed?

A: Do you have an idea about how the rainbows were formed?

Q: Explain in as much detail as possible, using arguments from optics: Why is the sky (or do we…

A: Sky appears blue due to scattering of light

Q: Suppose a beam of light is made to pass through a glass prism, draw an illustration on how the 7…

A: Light passing via glass prism splits the while light into 7 colors & the phenomenon which…

Q: Why does reflected light from the Sun or Moon appear as a column in the body of water as shown? How…

A: The appearance of the column in the water body is because of the diffused reflection, that is when…

Q: what are subtractive primary colours? Give examples

A: Subtractive colour mixing means that one begins with the white and ends with black. That is when…

Q: The attenuation of light in water is dependent on the extinction coefficient (eλ) summed for all…

A:

Q: What makes a rainbow curved?

A:

Q: As light travels from air into water, what happens to the frequency of the light? Consider how the…

A: Light has dual nature. It can travel both as wave & particle. Light speed varies with medium.

Q: Draw a diagram to show refraction of a plane wave front incident in a convex lens and hence draw the…

A: A wave front is defined as "the locus of all those particles which are vibrating in the same phase…

Q: How does a prism separate white light into various colors and why are the colors always in the same…

A: A prism is the refracting surface in which two inclined surfaces are there.

Q: Assume the light wave directed at the paper is white light and the paper contains pigments that…

A: Here the pigments absorb the wavelength of red ,orange,yellow,blue,indigo,violet. And we know that…

Q: For a low-level picture, why do you need more intensity than for a high-level image?

A:

Q: When white light passes through a glass prism we get a spectrum on the other side of the prism. In…

A: The deviation is directly proportional to the refractive index of the light or greater the…

Q: Which photo depicts sundogs? What property of light causes sundogs?

A: Since there are multiple questions posted, we will answer the first question for you. If you want…

Q: What is refraction? Under what circumstances does it occur?

A: Refraction is the optical phenomenon of light which comes into picture when the light starts…

Q: What will happen to the angle of refraction if light enters a medium of lower index of refraction

A:

Q: Why is a secondary rainbow dimmer than a primary bow?

A:

Q: How does the rainbow form with the use of reflection, refraction, and dispersion?

A: A rainbow is a spectrum of light forms when the sun shines on rain drops. It is combined result of…

Q: How does light travel?  How does a prism split white light into a spectrum?  How can we produce…

A: 1)Light travels as waves. These are transverse waves And direction of vibration in the waves is at…

Q: What is relative size of image and object?

A: Consider a same object kept at different distances from the eye.

Q: Write the seven prominent colors present in white light in the order of increasing wavelength.

A: The seven prominent colors of the white light spectrum in the increasing order is given below .

Q: What is Atmospheric Refraction?

A: The refraction of light by the Earth’s atmosphere is known as atmospheric refraction. Atmospheric…

Q: Diego uses unit cubes to build the rectangular prism shown 1 unit 1 unit 1 unit Complete the…

A: To determine: Number of layers and number of unit cubes.

Q: What is prism? With a help of diagram of principal section of a prism , indicate its refracting…

A: A prism is a portion of a transparent medium bounded by two plane faces inclined tom each other at a…

Q: Light reflected from the surface of a compact disc is multi-coloured as shown in the figure below.…

A:

Q: The three colors that comprise the image of full-color photos are    options:   red, green, and…

A: The correct option is, d) Magenta, Cyan, Yellow

Q: What is the relationship of wavelength with frequency? In light, what causes the differences in…

A: solution as

Q: A layer of sulphate aerosol is non-absorbing and reflects 5% of the sunlight back up to space. What…

A: Write the value of transmittance. T=1-0.05=0.95

Q: What are the three primary colors for light addition? What colors appear when light of any two…

A: The three primary colors for light addition are red, green and blue. These three colours in various…

Q: Suppose that two flashlight beams are shone on a white screen, one through a pane of blue glass and…

A: When the blue and the yellow light overlaps, the color appearing on the screen will be white.

Dispersion of White Light

Snell’s law is a formula that gives a relation between the angle of incidence and angle of refraction and is given as: