Two lenses, one converging with focal length 20.0 cmand one diverging with focal length -10.0 cm are placed 25.0 cm apart. An object is placed 60.0 cm in front of theconverging lens. Determine (a) the position and (b) themagnification of the final image formed. (c) Sketch a raydiagram for this system
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Two lenses, one converging with focal length 20.0 cm
and one diverging with focal length -10.0 cm are placed
25.0 cm apart. An object is placed 60.0 cm in front of the
converging lens. Determine (a) the position and (b) the
magnification of the final image formed. (c) Sketch a ray
diagram for this system
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- A contact lens is made of plastic with an index of refraction 1.50. The lens has an outer radius of curvature of + 1.65 cm and an inner radius of curvature of + 5.85 cm. What is its focal length? TTTT Paragraph Arial 3 (12pt) E - E - T- 回i 公 T T, Bullet List O f. Mashups- HTML CSSProblem 5: Two converging lenses, one with a focal length of 22.0 cm and the other with a focal length of 10.0 cm, are placed 25.0 cm apart with an object placed 50.0 cm in front of the converging lens. Determine (a) the position and (b) the magnification of the final image formed. (c) Show by ray tracing that the image is virtual or real, and determine the image distance and magnification. You must draw the ray diagram to scale to you may also use drawing/drafting software to draw the diagram.Please Asap
- = A leaf of length his positioned d below. Leaf d 70.3 cm in front of a converging lens with a focal length of 34.0 cm. An observer views the image of the leaf from a position 1.26 m behind the lens, as shown in the figure 1.26 m (a) What is the magnitude of the lateral magnification (the ratio of image size to the object size) produced by the lens? (b) What angular magnification is achieved by viewing the image of the leaf rather than viewing the leaf directly?A converging lens (f = 12.3 cm) is located 44.9 cm to the left of a diverging lens (f = -7.16 cm). A postage stamp is placed 38.3 cm to the left of the converging lens. (a) Locate the final image of the stamp relative to the diverging lens. (b) Find the overall magnification. (a) Number i (b) Number Units UnitsAn object that is 6.00 cm tall is placed 4.00 cm from the surface of he diverging lens. The magnitude of the focal length is 20.0 cm. (a) Find the image position and the size (b) Is the image real or virtual? Justify. (c) Is the image upright or inverted? Justify.
- EXPERIMENT - FOCAL LENGTH OF THE GIVEN LENS Objective: (a) To investigate the properties of the given lens. (b) To investigate the images formed by the lens for various object positions. (c) To measure the focal length of the lens. Formulae: 1 1 + u 1 1 P = f V Apparatus used in this Experiment: Experimental data Physical Quantity Its Value in cm Image distance in cm 24.5 Object distance in cm 17 Answer the following: Question - 1 Among the 2 distances mentioned in the table, which distance is fixed and which is measured ? 1. Fixed distance - 2. Measured distance -(a) A 1.00 cm-high object is placed 4.35 cm to the left of a converging lens of focal length 7.85 cm. A diverging lens of focal length -16.00 cm is 6.00 cm to the right of the converging lens. Find the position and height of the final image. cm---Select--- position height Is the image inverted or upright? upright inverted Is the image real or virtual? real virtual cm (b) What If? If an image of opposite characteristic, i.e., virtual if the image in part (a) is real and real if the image in part (a) is virtual, is to be obtained, what is the minimum distance (in cm), and in which direction, that the object must be moved from its original position? cm distance direction ---Select---A 1.00-cm-high object is placed 3.95 cm to the left of a converging lens of focal length 7.80 cm. A diverging lens of focal length –16.00 cm is 6.00 cm to the right of the converging lens. Find the position and height of the final image. position 7.5 cm in front of the second lens v 0.5466 height Calculate the magnification produced by each lens. Then consider how the magnification relates image size and object size for each lens to find the height of the final image. cm Is the image inverted or upright? upright O inverted Is the image real or virtual? real virtual
- A converging lens has a focal length of 10.0 cm. Locate the images for object distances of (a) 20.0 cm, (b) 10.0 cm, and (c) 5.00 cm, if they exist. For each case, state whether the image is real or virtual, upright or inverted, and find the magnification.For safety reasons, you install a rear-window lens with a -0.299 m focal length in your van. Before putting the van in reverse, you look through the lens and see the image of a person who appears to be 0.339 m tall and 0.243 m behind the van. Determine the following. (a) actual distance of the person behind the van m (b) height of the personA converging lens with a focal length of 83.5 cm is 1.00 m to the left of a convex mirror with a focal length of 50.7 cm. An object is placed 1.00 m to the left of the lens. (a) Where is the final image located? cm ---Select--- (b) The image is: upright inverted (c) What is the overall magnification?