Which of the following is not a problem for refracting telescopes?O A. Different wavelengths of light are focused at slightly different locations.O B. The quality of the glass lens in transparency and in the shape of both surfaces must be high.C. The secondary mirror blocks some of the light passing through the primary lens.D. The primary lens can only be supported at the edges making deformation of large lenses difficult to avoid.

Answer is option C ) .The secondary mirror blocks some of the light passing through the primary…

Answered: Which of the following is not a problem…

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Which of the following is not a problem for refracting telescopes? OA. Different wavelengths of light are focused at slightly different locations. OB. The quality of the glass lens in transparency and in the shape of both surfaces must be high. OC. The secondary mirror blocks some of the light passing through the primary lens. OD. The primary lens can only be supported at the edges making deformation of large lenses difficult to avoid.
w9-7 A diverging lens has a focal length of −8.00 cm. What is the nature of the image formed when the object is placed at a distance of 19.1 cm from the lens? a. real, inverted, and enlarged b. real, inverted, and diminished c. virtual, upright, and diminished d. virtual, upright, and enlarged
7. An object is placed 4cm left of a converging lens with a focal length of 10cm. a. Make a sketch of this arrangement and draw 3 principal rays to find where the image should form b. Is the image real or virtual? c. Use the thin lens equation to calculate the position of the image. d. (New situation) An object is placed 30 cm to the left of a diverging lens of focal length 20 cm. Sketch this arrangement by drawing 3 principal rays. Draw where you think the image should form
Everyone’s vision is compromised underwater, but some can see a bit better than others. Which of the following individuals would have the clearest underwater vision?A. A person with vision that requires no correction.B. A person with myopia.C. A person with hyperopia.D. A person with presbyopia.
What is the measure of the incident angle for a light ray that bounces back on itself in a concave mirror? A. 0° B. 45° C. 90° D. 180°
Often people with lens-to-retina distances smaller than 2 cm purchase glasses to place in front of their eyes. a. Explain why people with lens-to-retina distances smaller than 2 cm need glasses. b. Explain whether the glasses should be composed of converging or diverging lenses. c. Draw a ray diagram demonstrating the ability to see with and without the glasses.
What is the magnification of a telescope and eyepiece if the telescope objective has a focal length of 200 cm and the eyepiece has a focal length of 2.0 cm? a. 400 times b. 4,000 times c. 100 times d. 1,000 times e. 40 times
Multiple choice. With a lens, an image is formed as a result of?a. Reflectionb. Refractionc. Diffraction
A converging lens with a focal length of 40 cm and a diverging lens with a focal length of -40 cm are 160 cm apart. A 2.0-cm-tall object is 60 cm in front of the converging lens.a. Use ray tracing to find the position and height of the image. To do this, accurately use a ruler or paper with a grid. Determine the image distance and image height by making measurements on your diagram.b. Calculate the image height and image position relative to the second lens. Compare with your answers in part a.
w9-9 A converging lens has a focal length of 8.00 cm. What is the nature of the image formed when the object is placed at a distance of 20.0 cm from the lens? a. real, inverted, and diminished b. virtual, upright, and enlarged c. real, inverted, and enlarged d. virtual, upright, and diminished
A 5.0-mm focal-length objective lens and 60-mm focal-length eyepiece in a simple microscope are separated by a distance of 30 cm. If a human blood cell on a microscope slide is located 0.10 mm behind the focal length of the objective lens, what is the magnification of the microscope? a. 400 b. 300 c. 200 d. 600 e. 500
Light from a pencil is refracted through a double convex (converging) thin lens. The pencil is at a distance of 30 cm from the lens and has a height of 15 cm. The focal length of the lens is 10 cm. a) Draw a sketch of the problem including the object, the lens, the image, and all rays you are using to produce it. Label the various quantities and points with their appropriate variable names (s, s', y, y', f, F, etc.). b) Calculate the distance of the image from the lens. c) The lens has radii of curvature equal to 40 cm. Calculate the index of refraction of the material of the lens. d) Calculate the height of the image, and establish whether it is erect or inverted, and whether it is real or virtual. e) Calculate the lateral magnification.

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