diamond surface. What is the angle taken by the light| in the damond? Be explicit about your coordinate
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- The figure shows a refracted light beam in linseed oil making an angle of p = 33.6° with the normal line NN'. The index of refraction of linseed oil is 1.48. (a) Determine the angle 8. Air N Linseed oil $1 (b) Determine the angle 8'. Need Help? Read It Submit 0 Water Master It Ⓡ WYou have enrolled in a scuba diving class and while swimming under water in a nearby lake you look up and note that the Sun appears to be at an angle of 17° from the vertical. At what angle above the horizon does the diving instructor standing on shore see the Sun? °DA swimmer below the Surface of the water dock above Sees another person Standing the surface of the water. The person Standing on the on the dock appears to the Swimmer to be the person on the dock really is. A Not enough info B) Closer to the surface ot the water than O The Same distance above the water as, D) further above the Surface of the water than
- Given that the glass is semicircular, what happens to the ray of light (bends towards the normal, bends away from the normal, or no refraction) as it passes through the curved surface (only) in cases (a) and (b)? Write answer for each case. Use the figures for additional information.nH₂0 = 1.33 nglass 1.5 = Derive the critical angle for water. nair = 1.0Critical Angle. Find the critical angle for an air–water boundary. (The index of refraction of water is 1.33.)
- An object is placed at the center of curvature of a double concave lens, both ofwhose radii of curvature have the same magnitude. Find the image distance in termsof the radius of curvature r and the index of refraction n of the glass. Describe thenature of the image. Verify your result with a ray diagram.(a) The index of refraction for violet light in silica flint glass is 1.66, and that for red light is 1.62. What is the angular spread (in degrees) of visible light passing through a prism of apex angle 60.0⁰ if the angle of incidence is 46.0°? See figure below. Visible light O Angular spread O Deviation of red light Y G B V Screen (b) What If? What is the angular spread (in degrees) of visible light passing through a prism of apex angle 60.0° if the angle of incidence is 90°?The two mirrors illustrated in the figure below meet at a right angle. The beam of light in the vertical plane indicated by the dashed lines strikes mirror 1 as shown. (Let d = 1.40 m and 0 = 36.0°.) Mirror 2 d m Mirror 1 (a) Determine the distance the reflected light beam travels before striking mirror 2. (b) In what direction does the light beam travel after being reflected from mirror 2? ° above the horizontal
- jknou can determine the index of refraction of a substance by determining its critical angle. (a) What is the index of refraction of a substance that has a critical angle of 58.9° when submerged in ethanol, which has an index of refraction of 1.361?(b) What would the critical angle be for this substance in air? °Calculate the angle of refraction at the air/core interface, r . critical angle, c and incident angle at the core/cladding interface, i . Will this light ray propagate down the fiber? You have the following data: nair = 1, ncore = 1.46, ncladding =1.43, incident =12o r = 8.2o, c = 78.4o, i = 81.8olight will propagate Formula summery Index of Refraction n= n sin 01= n, sin 0, o = sin1(2) Snell's Law Critical Angle Acceptance angle a= sin1 Numerical Aperture NA = sin a = ni- nị