In your optical laboratory experiment, you are given the lens combination as shown in the diagram. You have a small thin stick of height 5mm. After placing the stick at a distance 15 cm from the first lens, Determine: h=5 mm 15 cm 1st 40 cm f₂=5 cm 2nd =10 cm a) Position of the final image. b) Size and nature of the image.
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- Shown in the figure below is a system containing two lenses and an object. The focal lengths of the two lenses are f₁ = 17 cm and f₂ = -8.5 cm. The two lengths indicated in the figure are L₁ = 25.5 cm and L2 = 13.6 cm. 41 f1 L₂ f2 Determine all the following about the image from the first lens only: Object distance for the first lens, do1. Image distance for the first lens, di1. cm cm Magnification of the first lens, m1. 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. Image distance for the second lens, di1. cm cm Magnification of the second lens, m₁. Determine the magnification of the whole system, mtot Select the correct attributes of the final image of the system: O real ○ virtual enlarged O shrunk O right side up O upside down NOTE: Throughout the problem be careful with the sign of every quantity.Is the image supposed to be real, virtual, inverted, upright?A certain slide projector has a 145 mm focal length lens. How far away is the screen, if a slide is placed 150 mm from the lens and produces a sharp image? m If the slide is 23.4 by 35.1 mm, what are the dimensions of the image? (Enter your answers from smallest to largest in cm.) cm by cm
- An object is 12.0 cm from a converging lens (focal length = 15.0 cm). Determine the image magnification. Enter the numerical part of your answer to two significant figures. Hint: Remember that the sign of the magnification is significant.A converging lens has a focal length of 4.0 cm A 1.5 cm object is placed 6.0 cm to the left of the lens (as shown in the diagram below) Part A The distance of the image will be ανα ΑΣφ d; = cm Submit Request Answer Part B The height of the image will be Πνη ΑΣφ ? h4 = cm Submit Request Answer Part C The image is and O real, upright O real, inverted O virtual, inverted O virtual, uprightTwo lenses are separated by 50 cm. Lens 1 is convex and has a radius of curvature of magnitude 30 cm. Lens 2 is concave and has a radius of curvature of magnitude 40 cm and is located to the right of Lens 1. An object is located 20 cm to left of lens 1. Find the location of the final image of the object. What is the magnification of the final image?
- An object (height = 5.0 cm) and its image are on opposite sides of a converging lens. The object is located 11.0 cm from the lens. The image is located 5.3 cm from the lens. Determine the image height (in cm). Enter the numerical part of your answer to two significant figures. Hint: Remember that the sign of the image height is significant.(Figure 1) shows an object and its image formed by a thin lens. Assume that L = 16.2 cm and y = 3.45 mm. Figure Image Object 6.00 cm L 1 of 1 Optic axis Lens Part A What is the focal length of the lens? Express your answer in centimeters. - ΑΣΦ f = Submit Part B What type of lens is it? Submit Request Answer converging diverging Part C II Request Answer What is the height of the image? Express your answer in millimeters. Π ΑΣΦ = ? ? cm mmAn object is 19.5 cm from the center of a spherical silvered-glass Christmas tree ornament 6.20 cm in diameter. ▼ Part A What is the position of its image (counting from the ornament surface)? Follow the sign rules. Express your answer with the appropriate units. s' = Submit ▾ Part B m = HA Value Submit Request Answer What is the magnification of its image? VG ΑΣΦ Units Request Answer PYREX ? ?
- Shown in the figure below is a system containing two lenses and an object. The focal lengths of the two lenses are f = 15 cm %3D and f, = -7.5 cm. The two lengths indicated in the figure are L, = 22.5 cm and L2 = 12 cm. f1 f2 L2 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, di1. cm Magnification of the first lens, m1. 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, di1. cm Magnification of the second lens, m1. Determine the magnification of the whole system, mtot. Select the correct attributes of the final image of the system: O virtual O real O shrunk O enlarged right side up O upside downProblem 1. A) An object is placed 2.5 cm before a converging lens of focal length 5 cm. Find the image position and magnification. B) Verify your answer to part A) by locating the image with a graphical ray trace. Use three different rays.