3. both the speed and the wavelength de- Question 1 crema Part I of 1 10 points 1. both the speed and the wavelength in- Consider the case in which light ray A is incident on mirror /, as shown in the figure, The reflected ray is Incident on mirror $ and 5. both the spoed and the frequency in- subsequently reflected as ray B. Let the an- crense gle of incidence (with respect to the cormel) on mirror I be of = 41' and the point of incidence be located 20 cin from the edge of Question 3 part 1 of 1 1 10 If the prism is surrounded by a fluid, what is contact between the two mirrors. the maximum Index of refraction of the fluid A coin is at the bottom of a beaker. mirror ? that will still cause total internal reflection The beaker is filled with 3.9 cm of we within the prism? ter (my = 1.38) covered by 3.9 cam of -7.5 liquid (72 = 1.4) Boating on the water. Question 7 part 1 of 1 10 points What is the index of refraction n for the liquid? An object, slanted at an angle of 45", is placed in front of a vertical plane mirror, as Question 5 shown part 1 of 1 10 paints - Mirror A narrow bean of light passes through a plate of glies with thickness 2.19 em and a How doop does the coin appear to be from refractive Index 1.57, The beam enters from mirror 1 Which of the following shows the appar- the upper surface of the Ikgold (near the top air at an angle 31.7 . The goal is to calculate of the beale)? the deviation of of the ray as indicated in the ent position and orientation of the object's image? What is the angle of the reflection of ray I Answer in units of em. figure. (with respect to the normal) on mirror ?! Anewer in units of". Question part 1 of ] 10 points image Question ? = 1.57 part 1 of 1 10 points In the figure, a ray of light enters the liquid 2.19 0 from air and is bent toward the normal as Image Fled doviation d. Answer in units of cm. image When Light travels from medium "X" to medium *Y" as shown in the figure: Question 6 part 1 of 1 10 points 1, both the wavelength and the frequency Consider a prism, with index of refraction Image are unchanged n = 1.63, that is immersed in a fluid. Light 2. both the speed and the frequency de arikes the surface of the prism as shown in the figure. A concave makeup mirror is designed so that a person 31 em in front of it sees an 6. virtual, erect, smaller than object. 3. Virunal LargeT Upright image upright image magnified by a factor of 3. What is the radius of curvature of the mix- 7. virtual, Inverted, blager than object. 4. Real Larger Inverted For? Answer In units of m. H. virtual, inverted, smaller than object. Smaller Iaverted Image Question 11 I. virtual, erect, bloger than object I. Virtual Larger Inverted part 1 of 1 10 points Question 15 7. Real Larger Upright part 1 of 1 10 points Image A convex spherical mirror forme a virtual image 0,43 times the size of the object, The Smaller object distance is 10.3 cm . If the object distance for a converging thin Inverted one is more than twice the focal length of the Smaller Upright lens, the Image is Imag 10. Virtual Hame alze Upright 1. virtual and erect. 2. located at a dimarco more than 2 / from Question 18 Question 8 part 1 of 1 10 points the lean, part 1 of 1 10 points A converging lens of focal length 0.175 m a. larger than the object. A concave mirror with a radius of curvature formis a virtual image of an object. The image 1.0 m is und to collect light from a distant appears to be 0.925 m from the lens on the 4. located at a distance between / and 2/ same side as the object. from the Has What is the distance between the object What is the distance between the mirror id the image of the start Scale: 10 em and the lens? 6. located Inable the focal point Answer in units of m Find the magnitude of the radius of curve- 1. d = 0.25 m ture of the mirror. Question 14 Question 16 Answer in units of em 2. d = 1.0 mm part lof 1 10 points part of 1 10 points Question 12 An object is placed at a distance of 1.5 / A convex long is needed to produce an image 3. d - 2.0 m part 1 of 1 10 points from a converging loss of focal length /, an located 12 em behind the kas that is 1.5 the shown. size of the object. 4. d = 0.75 m An object is placed 21.2 em In front of a What focal length should be specified? convex mirror of focal length 10 em. Answer in sanits of em. 5. d = 0.50 m Note Do convex mirrors have a positive or negative focal length? Question 17 Question 9 Consequently, the image will be part 1of 1 10 points part 1 of 1 10 points 1. real, erect, smaller than object. A diverging lens is used to form a virtual A concave mirror has a focal length of image of an object. The object is 79.3 em in D em. 2. real, same size as object. front of the lens, and the image is 40.0 em in What in the position of the object if the What type of Image is formed and what is front of the lens. mage is erect and is 3 times larger than the 1. real, erect, bigger than object. the size relative to the object? Find the foeni length of the lens. bjectY Type Direction Answer in sanits of eni. inswer in units of em. 4. real, inverted, bigger than object. 1. Virtual Smaller Upright Question 10 5. virtual, same size as object. part 1 of 1 10 points 2. Virtual Same lae Inverted