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Solved in 2 steps with 1 images
- The image is formed on the retina even when the distance of the object from the eye increases The lens of the eye becomes thinner and the focal length increases. O The lens of the eye becomes thicker and the focal length decreases. The lens of the eye becomes thinner, and the focal length decreases. с The lens of the eye is not affected and remains the same thickness. OA) How far from a 59.0- mm -focal-length lens must an object be placed if its image is to be magnified 3.50× and be real? B)A point source of light is placed a distance of 3f from a converging lens, where f is the focal lengthof the lens. Does this make a real or virtual image?a) real imageb) virtual imagec) no image is producedd) need more information to tell
- The incident light ray enters water from air with an angle of incidence 0₁= 46.8°. nair-1.00. nwater-1.33. Find the angle of reflection in degrees. Normal format with 3 SF.4.To measure the focal length of a diverging lens, a converging lens is placed in contact with it as shown to the right. The sun's focused by this Image point made by first lens (object point for second lens) are rays combination at a point 28.5 cm behind Image made by second lens the lenses. If the converging lens has a focal length fc of 16 cm, what is the focal length of the diverging lens? (final image) fc -fr =28.5 cm19) A doctor examines a mole with a 15-cm focal length magnifying glass held 12.5 cm from the mole. Randomized Variables do = 12.5 cm a) What is the image distance for this configuration in meters? b) What is its magnification? c) How big is the image of a 5.00 mm diameter mole in millimeters?
- The figure shows a refracted light beam in linseed oil making an angle of ? = 15.8° with the normal line NN'. The index of refraction of linseed oil is 1.48. a) Determine the angle ?. b) Determine the angle ?'.An olive is at the bottom of a glass of alcohol (n = 1.36), 6.00 cm beneath the surface. Above the alcohol is air. To a person in the air, who is directly above the olive, what is the apparent depth d' of the olive. d' = Number i UnitsAn object is held 76.7 cm away from a lens. The lens has a focal length of 78.3 cm. A.) Determine the image distance. -3753 cm B.) Determine the magnification. 48.93 C.) If the object is 6.3 cm long, determine the image height. 308.25 cm D.) Which of the following are true about the image? Choose all that are true. O The image is magnified. u The image is inverted. The image is virtual. - The image is diminished. The image is real. - The image is upright. E.) Which of the following are true about the lens? Choose all that are true. The lens is concave. The lens is diverging. M The lens is converging. M The lens is convex.