3. Girogio is clicking shots of the fashion model Nadine as she walks toward him across the studio. Girgio's camera contains a lens with a focal length of 0.050 m. A) How far back must the film be located when Nadine is 3.0 m from the camera? B) Should the lens be moved in or out as Nadine approaches closer to the photographer? C) Draw ray diagrams of the situation with Nadine at 3.0 m and 1.0 m from the camera. (16 pts) 3A 3B 4. Ms Mitchell is showing slides to her biology class. A) If the slides are positioned 15.5 cm from the projector lens which has a focal length of 15.0 cm, where should the screen be placed in order to produce the clearest image of the slide? B) Draw a ray diagram of the situation. (10 pts) 4A 5. Matt is out on a safari. Looking through his telescope, he spots a giraffe in the distance. The telescope has an objective lens of 40 cm focal length and an eypiece of 2 cm focal length. A) What is the magnification of the giraffe? B) How large is the image formed by the telescope if the giraffe appears to be 1.5 cm high to the naked eye? (10 pts) 5 A 5 B