In the Newton's Rings apparatus, the light of 560nm and convex-planar lens of radi of curvature 3.3cm are used. When a an unknown liquid is introduced into the air space between the lens and the plate, the diameter of the 11th ring is 1.025mm. Find the index of refraction of the liquid. State your answer to the nearest 0.0001.
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- (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 60.0° if the angle of incidence is 45.0°? See figure below. Visible light O Angular spread 0 Deviation of red light B V Screen R (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°?take ur timeWhite light enters flint glass from air (n₁ = 1). The angle of incidence is 8, = 63 degrees. Due to dispersion in the glass, the index of refraction for red light is 1.662, while the index for violet light is 1.698. Due to this difference, the violet and red parts of white light are refracted by different amounts. What is the difference in refraction angle (AO) between violet and red fin this situation? A0 = degrees n₁ n₂ refracted rays
- . A plastic-coated window consists of Perspex and glass. At the Perspex to glassinterface the angle of refraction is 30.00. and the angle of incidence is 20.00. Ifthe refractive index of the glass is 1.75, what is the refractive index of thePerspex?An object is placed 9.50 cm in front of the cornea. (The cornea is thin ans has approximately parallel sides so that the reflection that occurs as light travels from air to cornea to aqueous humor is essentially the same as though the aqueous humor were directly in contact with the air. The aqueous humor has index of refraction n = 1.34 and the radius of curvature of cornea is 7.8 mm.) (a) What is the image distance for the image formed by the cornea alone? (b) The image formed by the cornea serves as an object for the lens. Treat the lens as a thin lens 4 mm behind the cornea. Find the optical power of the lens necessary to form an image on the retina, 23 mm from the center of the lens.A laser beam is incident on a 45°-45°-90° prism perpendicular to one of its faces, as shown in the figure below. The transmitted beam that exits the hypotenuse of the prism makes an angle of = 17.7° with the direction of the incident beam. Find the index of refraction of the prism. h Jē 45.0⁰
- When the D line of sodium loght imoinges an air-diamond interface at an angle incidence of 25.0. , the angle of refraction is 10.1.. What is the nD for diamond ?The index of refraction for violet light in silica flint glass is 1.67 and that for red light is 1.62 . What is the angular dispersion of visible light passing through an equilateral prism of apex angle 60.0o if the angle of incidence is 47.00o?