Spherical mirrors. Object O stands on the central axis of a spherical mirror. For this situation object distance is p, - +16 cm, the type of mirror is concave, and then the distance between the focal point and the mirror is 12 cm (without proper sign). Find (a) the radius of curvature r (including sign), (b) the image distance i, and (c) the lateral magnification m. Also, determine whether the image is (d) real or virtual, (e) inverted from object O or noninverted, and (f) on the same side of the mirror as O or on the opposite side. (a) Number Units (b) Number i Units (c) Number Units (d) (e) (f)
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- Spherical mirrors. Object O stands on the central axis of a spherical mirror. For this situation object distance is p, = +17 cm, the type of mirror is concave, and then the distance between the focal point and the mirror is 12 cm (without proper sign). Find (a) the radius of curvature r (including sign), (b) the image distance i, and (c) the lateral magnification m. Also, determine whether the image is (d) real or virtual, (e) inverted from object O or noninverted, and (f) on the same side of the mirror as O or on the opposite side. (a) Number i Units (b) Number i Units (c) Number i Units (d) (e) (f) > >A doctor examines a mole with a 15.5 cm focal length magnifying glass held 14.0 cm from the mole. (a) Where is the image? (Enter the image distance in meters. Include the sign of the value in your answer.) m (b) What is its magnification? (c) How big in millimeters is the image of a 5.10 mm diameter mole? mme) 2.00 diopters An object is placed 32.0 cm in front of a converging lens and a concave mirror as shown in the figure. The focal length of the lens is 16.5 cm, and the focal length of the mirror is 23.5 17. cm. The distance between the lens and the mirror is 37.0 cm. What is the distance of the final image in reference to the mirror? a) -3.35 cm b) 34.1 cm c) 3.35 cm d) 2.61 cm e) 2.94 cm
- Spherical refracting surfaces. When an object is placed 8.8 cm in front of a spherical refracting surface the image distance is -13 cm. The index of refraction of the refracting material is 2.7 and it is embedded in transparent material with index of refraction 1.8. Find (a) the radius of curvaturer of the surface (including the sign) and determine whether the image is (b) real or virtual and (c) on the same side of the surface as object O or on the opposite side. 2 n₁ n2 p 1.8 2.7 +8.8 (a) -13 (b) (c) R/V SideSpherical mirrors. Object O stands on the central axis of a spherical mirror. For this situation object distance is ps = +20 cm, the type of mirror is concave, and then the distance between the focal point and the mirror is 13 cm (without proper sign). Find (a) the radius of curvature r (including sign), (b) the image distance i, and (c) the lateral magnification m. Also, determine whether the image is (d) real or virtual, (e) inverted from object O or noninverted, and (f) on the same side of the mirror as O or on the opposite side.Work with your neighbors to fill in the table below. If a number has (+) written in front of it, then you must determine if the number should be positive or negative. mirror type concave focal radius of length curv. (+)20 cm +20 cm -40 cm object image magnifi- distance distance cation +10 cm +10 cm +30 cm -10 cm 1.0 real or virtual? inverted. or not?
- An illuminated slide is held 60 cm from a screen. How far from the slide (between the slide and the screen) must a lens of focal length 5.4 cm be placed to form an image of the slide's picture on the screen? (Give the smaller of the two possible answers.) Number i Units eTextbook and Media >A doctor examines a mole with a 15.5 cm focal length magnifying glass held 11.0 cm from the mole. (a) Where is the image? (Enter the image distance in meters. Include the sign of the value in your answer.) (b) What is its magnification? (c) How big in millimeters is the image of a 5.20 mm diameter mole? mmHomework 12 Problem 6: An object is located in air, 35 cm from the vertex of the concave surface of a block of glass (as viewed from the air side of the surface). The surface’s radius of curvature is 15 cm. Use these indices of refraction: nair = 1.0 and nglass = 1.5. Part (a) Find the refraction image distance, in centimeters. Include its sign. s' = ______ Part (b) What is the magnification of the image? Include the magnification’s sign to indicate the orientation of the image with respect to the object. m = ______
- All problems involve a concave (converging) mirror that has a radius of curvature of 18.0 m.For problems 1-4, an object of height 12.0 cm is placed 15.00 m in front of the mirror. Calculate the image distance, the image height, and the magnification(not necessarily in that order). 1) Calculate di. 2) Calculate hi. 3) Calculate the magnification m. 4) Where is the image formed? A) on the object side of the optic B) on the side of the optic opposite the object C) there is no image formedFigure QB1e shows the layout of a pair of lenses, lens 1 and lens 2.Lens 1 has a focal length of 8.0cm, while lens 2 has a focal length of12cm. The final image is observed 17.5cm to the right of lens 2.Determine the combined vertical magnification of this two-lens systemand hence determine whether the final image is inverted or upright.Homework 12 Problem 6: An object is located in air, 35 cm from the vertex of the concave surface of a block of glass (as viewed from the air side of the surface). The surface’s radius of curvature is 15 cm. Use these indices of refraction: nair = 1.0 and nglass = 1.5. Part (a) Find the refraction image distance, in centimeters. Include its sign. s' = ______ Part (b) What is the magnification of the image? Include the magnification’s sign to indicate the orientation of the image with respect to the object. m = ______