College Physics
OER 2016 Edition
ISBN: 9781947172173
Author: OpenStax
Publisher: OpenStax College
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Chapter 26, Problem 31PE
You are using a standard microscope with a
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Ahmad are given a lens X of focal length 5 cm to produce an image exactly twice the size of the
object. Determine by a ray diagram and lens formula the image distance. Justify your answer.
Now Ahmad are given a lens Y of focal length 5 m.
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b) If the two are used in the construction of a telescope. With help of diagram, describe the
characteristics of final image.
You are using a standard microscope with a 0.10NA 4×objective and switch to a 0.65NA 40× objective. What arethe acceptance angles for each? Compare and comment onthe values. Which would you use first to locate the target areaon of your specimen?
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Give your answer in m-1, correct to 2d.p.
The answer is NOT 0.70 or 0.75
Chapter 26 Solutions
College Physics
Ch. 26 - If the lens of a person’s eye is removed because...Ch. 26 - A cataract is cloudiness in the lens of the eye....Ch. 26 - When laser light is shone into a relaxed...Ch. 26 - How does the power of a dry contact lens compare...Ch. 26 - Why is your vision so blurry when you open your...Ch. 26 - It has become common to replace the...Ch. 26 - If the cornea is to be reshaped (this can be done...Ch. 26 - If there is a fixed percent uncertainty in LASIK...Ch. 26 - A person with presbyopia has lost some or all of...Ch. 26 - A pure red object on a black background seems to...
Ch. 26 - What is color constancy, and what are its...Ch. 26 - There are different types of color blindness...Ch. 26 - Propose a way to study the function of the rods...Ch. 26 - Geometric optics describes the interaction of...Ch. 26 - The image produced by the microscope in Figure...Ch. 26 - Why not have the objective at a microscope form a...Ch. 26 - What advantages do oil immersion objectives offer?Ch. 26 - How does the NA of a microscope compare wi1h the...Ch. 26 - If you want your microscope or telescope to...Ch. 26 - List the various types of aberrations. What causes...Ch. 26 - What is the power of the eye when viewing an...Ch. 26 - Calculate the power at the eye when viewing an...Ch. 26 - (a) The print in many books averages 3.50 mm in...Ch. 26 - Suppose a certain person’s visual acuity is such...Ch. 26 - People who do very detailed work close up, such as...Ch. 26 - What is the far point of a person whose eyes have...Ch. 26 - What is the near point of a person whose eyes have...Ch. 26 - (a) A laser vision correction reshaping the cornea...Ch. 26 - In a LASIK vision correction, the power of a...Ch. 26 - What was the previous far point of a patient who...Ch. 26 - A severely myopic patient has a far point of 5.00...Ch. 26 - A student’s eyes, while reading the blackboard,...Ch. 26 - The power of a physician’s eyes is 53.0 D while...Ch. 26 - A young woman with normal distant vision has a...Ch. 26 - The far point of a myopic administrator is 50.0...Ch. 26 - A very myopic man has afar point of 20.0 cm. What...Ch. 26 - Repeat the previous problem for eyeglasses held...Ch. 26 - A myopic person sees that her contact lens...Ch. 26 - Repeat the previous problem for glasses that are...Ch. 26 - The contact lens prescription for a mildly...Ch. 26 - A nearsighted man cannot see objects clearly...Ch. 26 - A mother sees that her child's contact lens...Ch. 26 - Repeat the previous problem for glasses that are...Ch. 26 - The contact lens prescription for a nearsighted...Ch. 26 - Unreasonable Results A boy has a near point of 50...Ch. 26 - A microscope with an overall magnification of 800...Ch. 26 - (a) What magnification is produced by a 0.150 cm...Ch. 26 - (a) Where does an object need to be placed...Ch. 26 - You switch from a 1.40NA60X oil immersion...Ch. 26 - An amoeba is 0.305 cm away from the 0.300 cm focal...Ch. 26 - You are using a standard microscope with a...Ch. 26 - Unreasonable Results Your friends show you an...Ch. 26 - What is the angular magnification of a telescope...Ch. 26 - Find the distance between the objective and...Ch. 26 - A large reflecting telescope has an objective...Ch. 26 - A small telescope has a concave mirror with a 2.00...Ch. 26 - A 7.5x binocular produces an angular magnification...Ch. 26 - Construct Your Own Problem Consider a telescope of...Ch. 26 - Integrated Concepts (a) During laser vision...Ch. 26 - Prob. 1TPCh. 26 - Prob. 2TPCh. 26 - Prob. 3TPCh. 26 - Prob. 4TPCh. 26 - Prob. 5TPCh. 26 - Prob. 6TPCh. 26 - Prob. 7TPCh. 26 - Prob. 8TPCh. 26 - Prob. 9TPCh. 26 - Prob. 10TPCh. 26 - Prob. 11TP
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- Assessment: Solve the following problems in a sheet of paper. 1. Determine the image distance and image height for a 5.5-cm tall object placed 54.0-cm from a converging lens having a focal length of 20.0 cm. 2. Determine the image distance and image height for a 5.0-cm tall object placed 48.0-cm from a converging lens having a focal length of 24.0 cm. 3. Determine the image distance and image height for a 4.8-cm tall object placed 26.0-cm from a converging lens having a focal length of 16.0 cmarrow_forwardNeeds Complete typed solution with 100 % accuracy.arrow_forwardProblem 8: Consider the compound optical system shown in the diagram, where two thin lenses of focal lengths 7.5 cm (left lens) and 7.5 cm (right lens) are separated by a distance 45 cm. a. If an object is placed a distance do = 17.3 cm to the left of the first lens (the left one) as shown in the figure, how far to the right of that lens, in centimeters, is the image formed? b. What is the magnification of the first lens? c. What is the object distance, in centimeters, for the second lens (the right lens)? d. What is the image distance, in centimeters, for the second lens? e. What is the magnification of the second lens?arrow_forward
- Shown in the figure below is a system containing two lenses and an object. The focal lengths of the two lenses are f₁ = -15 cm and f₂ = 7.5 cm. The two lengths indicated in the figure are L₁ = 22.5 cm and L₂ = 12 cm. 4₁ f₁ f₂ Determine all the following about the image from the first lens only: Object distance for the first lens, do1. cm Image distance for the first lens, d¡1. Magnification of the first lens, m₁. cm The second lens uses the image from the first lens as its object. Determine all the following about the image from the second lens: Object distance for the second lens, do1. cm Image distance for the second lens, d¡₁. Magnification of the second lens, m₁. Determine the magnification of the whole system, mtot. cm Select the correct attributes of the final image of the system: O virtual O real O shrunk O enlarged O right side up O upside down NOTE: Throughout the problem be careful with the sign of every quantity.arrow_forwardFormula:D = 1/F *1 – meter; 40 – inches; 100 – centimeters; 1,000 – millimeters Please answer a, b andc. a. What is the power of a lens with 16cm focal length?b. In performing Retinoscopy, the working distance is 20 inches. What is the working distancelens?c. What is the focal length of a +2.00D? (In inches and in cm) Also answer this Computation:1. 13 inches 2. 50 cm 3. +2.50D4. +1.25Darrow_forwarda) Calculate the distance between the final image and 22-cmcm-focal-length lens. b) Calculate the image height.arrow_forward
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