How does aperture affect depth of field ?
Q: If the are area, A, of the beam of light is tripled, by what factor does the intensity change?
A: Assuming that the sound is not facing any barriers, we can say that it is propagating through a…
Q: Discuss how polarized sunglasses work.
A: The polarized glasses reduce the glare. These glasses reduce the eye strain that is caused due to…
Q: The core strand(s) of fiber optical cable always come in a pair. Why?
A: The core strand(s) of fiber optical cable always come in a pair. There are so many reason behind…
Q: If the refractive index of the core of an optic fiber was 1.59 and that of the cladding was 1.53,…
A:
Q: Light coming directly from the sun towards your eye is more likely to be polarized than sunlight…
A: Sunlight is unpolarized. When the unpolarized light is reflected from any transparent material it…
Q: why is the angle of refraction less than the angle of incidence in the refraction experiment?
A: Angle of refraction
Q: Calculate the power received by the pupil of eye when the source of the light has intensity of 4.8 ×…
A: Power is defined as the energy per unit time. It is given by, P=IA Here I is the intensity and A is…
Q: Why is it better to use polaroid sunglasses than an ordinary sunglasses?
A: We suffer the glare and very bright light in our day to day life, The polaroid sunglasses can filter…
Q: For light that originates within a liquid and strikes the liquid/air interface, the critical angle…
A: Brewster's angle An incident beam of normal incidence light is referred to as having reached full…
Q: In an optical fiber, the refractive index of core is kept higher than cladding. Select one: O True…
A: refractive index
Q: List three advantages of using a cladding other than air when making optical fibers.
A: Introduction: Optical fiber is the technology associated with data transmission using light pulses…
Q: Describe how you would use two large , circular Polaroid filters in front of a circular window as a…
A:
Q: How does the refractive index of a fiber-optic cable's core affect its performance?
A: We need to explain "How does the refractive index of a fiber-optic cable's core affect its…
Q: What makes fibre optics superior than copper wires in this context?
A:
Q: electromagnetic waves.
A: Given:- The magnitude of pointing vector is expressed by:…
Q: How long would it take light to travel around the earth (d = 8000 miles)? %3D
A: The time required for light to travel around the earth is t = (Earth's circumference)/(velocity of…
Q: How does refractive index depends on wavelength of light?
A:
Q: Why are polarizing sunglasses better than glasses that simply reduce the total amount of light?
A: Light waves are made of electric and magnetic fields. These electric waves vibrate in all…
Q: Why does the wavelength of light decrease when it passes from vacuum into a medium? State which…
A:
Q: How is the refractive index of a medium related to the real and apparent depths of an object in that…
A: The apparent depth is the distance of virtual image from the surface of the water, and the real…
Q: For light that originates within a liquid and strikes the liquid/air interface, the critical angle…
A:
Q: en a similar pair of stationary crossed polariser. Show thaat the emergent flux density will be…
A: According to the Malus law, the intensity light emerges is proportional to the square of the cosine…
Q: How does visible light travel along an optical fibre?
A: Optical fibre
Q: 8 ··········· 2 3 1 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 ··1... 23 17... *** <1 Question 9…
A: Answer: The correct option is Option C.
Q: Derive Snell’s law, which describes the refraction of light at the interface of two media.
A: Fermat Principle Light takes the path tat require the least time. Let the medium 1 be the rarer…
Q: Discuss the effects of temperature in the measurement of refractive index
A: Refractive index is depends on temperature of the medium. When temperature increases molecules will…
Q: A ray of light passes from vacuum into a medium of refractive index n, the angle of incidence is…
A: Write the relation for Snell's law. n1sinθ1=n2sinθ2 substitute n2=n, for air medium n1=1, and…
Q: what is the conditions for a laser to lunch into the fiber optic.
A: Step 1: For a laser to launch into a fiber optic cable, several conditions must be met: Wavelength…
Q: In what ways does the polarization of light contribute to reducing glare in polarized sunglasses?
A: A light wave that is vibrating in more than one plane is referred to as unpolarized light.Polarized…
Q: Devise straightforward experiments to measure the speed oflight in a given glass using Brewster’s…
A: RI of air = naRI of glass = ngBrewster's angle = θpSpeed of light in vacuum = cSpeed of light in…
Q: How do different refractive indices in the core and cladding of a fiber-optic cable influence its…
A: A fiber-optic cable is a crucial component of modern communication systems, allowing the…
Q: Ray tracing vs. local lighting: pros and cons?
A: Ray tracing and local lighting are two different methods used to generate realistic lighting in…
Q: What are the principles behind the use of polarizing filters in photography with respect to light…
A: Light is an electromagnetic wave that oscillates in various directions. When light waves travel,…
Q: (a) Prove that light is a wave using the differential form of Ampere-Maxwell's Law and Faraday's…
A: Maxwell's equations provide an easy way to connect electricity and magnetism. They are a set of…
Q: What are the applications and implications of the polarization of light in optical imaging and…
A: The polarization of light has several important applications and implications in the fields of…
Q: A light source that produces parallel light rays is referred to as a A/ source.
A: It is asked in the question that which type of light source produces parallel light rays. When the…
Q: In the spectrometer experiment (prism), "n" stands for: O the average index of refraction of the…
A: Answer is Option (D) The refractive index in the spectrometer experiment denotes the ration of the…
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