Differentiate the following: 1. Real images and virtual image 2. Farsightedness & nearsightedness (a. as to what appears clearer to the person, b. as to where the image is formed relative to the retina, c. as to the necessary corrective lens)
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A: Introduction: The farsighted eye can focus on distant objects but not on near objects. Closer…
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A: (a) According to the Lens Maker's formula, the focal length of the eye lens is related to the…
Q: 1- The cornea and lens of an eye act together to form a _____ image on the light-sensing retina.…
A: The cornea and lens works together to focus light correctly on the retina. Nearsightedness or…
Q: Identify in each situation where the image will form
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Q: 1. When prescribing a corrective lens for a farsightedness, is it true that the larger the distance…
A: By lens formula P = 1/f = 1/v - 1/u If u is larger than power will be maximum
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Q: As we've seen, swimming underwater impairs your eyesight. The same is true for aquatic species that…
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A: 1) Given: Object placed at the focus of a converging lens To find: Where does the image form
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Q: 22. From the picture given below for the convex lens answer the following: 1) The focal length of…
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Q: 1. What are the differences between real and virtual images? How can you tell (by looking) whether…
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A: Solution:
Q: 17. Which of the following CORRECTLY describes the image characteristics of an object placed between…
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A: Given : Magnification (m) = -2 Image distance (di) = 17 cm
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Q: 3) An object is located 30.0 cm to the left of a converging lens whose focal length is 50.0 cm.…
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Q: Why can the object not be focussed if it is any closer to the lens then the near point?
A: Near point is defined as the closest point on which our eyes are able to focus without pain.
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Q: Explain what causes farsightedness. What type of contact lenses is required to correct this…
A: Farsightedness also called hyperopia is a person's inability to see objects close by but can see…
Q: An object 1.7 cm high is held 3 cm from a person's cornea, and its reflected image is measured to be…
A: Step 1:a)Object height is +1.7cmObject distance is +3cmImage height is +0.157cmStep 2:b)The…
Q: . Assume that a camera has a bi-convex lens. Should you move the lens toward or away from the…
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Q: Magnifying glass. Relaxed vision. Now lets’ consider relaxed vision, i.e. assume that the image is…
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Q: 4. Below is a diagram of an object arrow positioned such that it is bisected by the optical axis of…
A: Since the focus is opposite side of the optical device, the device can be either convex lens or…
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