color theories
Q: For light of wavelength 589 nm, calculate the critical angles for the following substances when…
A:
Q: What are the three quantities used to describe chromatic light. Briefly explain them
A: following are the three quantities used to describe chromatic light. :- 1. Radiance 2. Luminance…
Q: Explain diffraction and provide a diagram to illustrate the process.
A: Diffraction is one of the most important phenomenon in ray optics.
Q: Wavelength nm Color 400 450 525 580 Yellow 600 1. Describe the relationship between color and…
A: Colors are electromagnetic radiations with different wavelengths of light. The wavelength is the…
Q: explain the main three things that contribute to our ability to experience an object as being the…
A: Our perception of an object's color is influenced by several key factors related to the interaction…
Q: does color television operate by color addition or by color subtraction ? Define your answer?
A: Adding of RGB can make any color.Where,R stands for red,G stands for greenB stands for blue
Q: Using n = VEr , calculate the refractive index n of the materials below. Compare them with the ones…
A: Given relation to calculate refractive index,
Q: This is about Crystallography and Diffraction Techniques. Draw the planes (123), (400), (110),…
A: Crystal Plane (1,2,3)
Q: 1. A line perpendicular to the surface
A: We know that a ray of light always travels in straight path.
Q: c) inclined plane_down Latest: Position (m) vs. Latest: Time (s) - Latest Position (m) - Trendline…
A: A position-time graph displays the variation of position with time. The time being an independent…
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: White light passes through a green filter and is observed on a screen. Describe how the screen will…
A: Color of screen
Q: What is the true color of water? Explain.
A: It has slightly blue tint in colour .The blueness in water is not by the scattering of light, which…
Q: For light of wavelength 589 nm, calculate the critical angles for the following substances when…
A: Critical angle θc=sin-1(ηairηmedium) for ethyl alcohol ηethyl alcohol = 1.36 so θc=sin-1(ηairηethyl…
Q: Explain the concept behind the color og objevcts . why do we see leaves as color green? What happen…
A: The concept behind the color of an object is the wavelength of the light. The object's color is…
Q: Light can leave a surface through two fundamental processes: self-emission and reflection. Explain…
A: In nature the two most fundamental ways a photon can leave the surface are, 1. Self Emission 2.…
Q: What is the implication of Huygen's Principle? 2. How does diffraction occur in shadows?
A: These questions are independent.
Q: QUESTION 3 Why can't we use Beer's Law to predict the color of the mixture if the colorant layer is…
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Q: Write a short note on: Interference due to division of wavefront and division of amplitude. Use…
A: In the method, of interference due to division of the wavefront apertures are used to divide the…
Q: 3. 1d Born approximation. For 1 dimensional scattering with potential V(x), it is also possible to…
A: For scattering problem, Hamiltonian with scattering potential V is,…
Q: Can you determine the thickness of the bubble based on the color that you see? Where is the bubble…
A: Determination of the thickness of the bubble based on the concept that thick walls cancel out longer…
Q: Describe the full explanation of how the subtractive mixing process works, and why you see the…
A: Subtractive mixing is the process of mixing colored pigments or dyes to create new colors. It is…
Q: What color did you observe in the colored marker?
A: As the water travels up the paper strip (similar to capillary action in plants), it dissolves the…
Q: What is meant by the terms "monochromatic" and "polychromatic"? Refer to the result observed in both…
A: Monochromatic light Literally, mono refers to single, and chroma means colour. Light consisting a…
Q: Discuss the reasons why we perceive different colour between grape juice inside and outside of a…
A: Why do we perceive different color between grape juice inside and outside of a green glass bottle.
Q: Provide an overview of Thomas Young’s double-slit experiment, its key findings, and the implications…
A: Thomas Young’s double-slit experiment Young’s double-slit experiment uses two coherent sources of…
Q: True or False A shirt that appears orange under white light does so because the chemical pigment…
A: False.
Q: Questions: 1. While holding the pencils close to your one eye and looking to the light source you…
A: Introduction: Light has a dual nature, i.e. it can exhibit both particle nature and wave nature.…
Q: Analytic solution Numeric solution Final Answer
A: Let amplitude = a Given Displacement = a/2
Q: Why the color be created different by mixing red +green light and by mixing red +green paint?…
A: Red and green light make yellow. Red and green paint make brown. This is because of the additive…
Q: Use the worked example above to help you solve this problem. If the spacing between certain planes…
A: Calculate the grazing angle for the first order interference. sinθ1=n1λ2dsinθ1=(1)(0.0692 nm)2(0.3…
Q: ay of light from the ray box should be as narrow as possible.Explain why using a wider ray would…
A: When light travels in air, it encounters various phenomena like interference, refraction,…
Q: Use the worked example above to help you solve this problem. If the spacing between certain planes…
A: Given data: Spacing between planes, d=0.313 nm=0.313×10-9 m Wavelength of the x-ray, λ=0.0709…
Q: What range of colours would you use on a flat roof to minimise solar heat gain in a hot climate? In…
A: Inorder to minimise solar heat gain in a hot climate, it is appropriate to use lighter colours on…
Q: Explain how the modern double-slit experiment showed different results than Young’s double-slit…
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Q: For light of wavelength 589 nm, calculate the critical angles for the following substances when…
A: Write the expression for the critical angle. Here, n2 represents the refractive index of air and n1…
Q: mechanism by which things appeared to have color. Choose all the below that fit that description.…
A: Selective reflection: Any visible light which strikes the object and becomes reflected or…
Q: n surrounded by water.
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Q: Examine Figure . You should see grayish diamonds at the crossroads among the black squares. Explain…
A: The reason for seeing the greyish diamonds in the figure is because of an illusion called Lateral…
Q: Write down at least 3 ways you can come up with white light by color addition.
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Q: Given the below absorption spectrum of a particular pigment, what colour would a normal-sighted…
A: Required color of the pigment whose absorption spectrum is given.
Q: Explain how colour can arise from molecules.
A: Answer: Molecules: The term molecule is expressed as the compound's smallest unit which is build…
Q: Discussion Question 2. How does the brightness of the internally reflected ray change when the…
A: When light travels from a denser medium to a less medium at an angle greater than the critical…
Explain the difference between the additive and the subtractive color theories while providing some examples?
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