A 6.6 x10^-5 meter wide slit in an opaque screen is illuminatedbymonochromatic light with a wavelength of 543.5 nanometers fromalaser.
1) What is the angular spacing between the most intense maximumandthe nearest minimum in the pattern of emerging light?
2) If this emerging light illuminates a screen 50 cm from theslit,what is the distance on the screen between the max andmindiscussed above?
3) If two narrow slits spaced by 66 Î¼m are illuminated bythis samelaser, what is the angular spacing between neighboringmaxima in theemerging radiation pattern?

4) A grating with a slit or line spacing of 1.9 Î¼misilluminated with the laser. How many bright beams of lightemergefrom the grating, and what are their directions relative totheincident laser beam direction?

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7. When the reflection of an object is seen in a concave mirror theimage will:

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10. A solid glass sphere with a radius of 6.00 cm and index ofrefraction of 1.50 has a small coin embedded 3.00 cm from the frontsurface of the sphere. For the viewer looking at the coin throughthe glass, at what distance from the front surface of the glassdoes the coinâs image appear to be located?

11. A glass block, for which n = 1.52, has a blemish located 4.5 cmfrom one surface. At what distance from that surface does the imageof the blemish appear to the outside observer?

12. An object of length 2.00 cm is inside a plastic block withindex of refraction 1.50. If the object is viewed from directlyabove, what is the length of its image?

13. An object is placed at a distance of 25 cm from a thin convexlens along its axis. The lens has a focal length of 10 cm. What arethe values, respectively, of the image distance andmagnification?
14. An object is placed at a distance of 50 cm from a thin lensalong the axis. If a real image forms at a distance of 35 cm fromthe lens, on the opposite side from the object, what is the focallength of the lens?

15. A contact lens is made of plastic with an index of refraction1.50. The lens has an outer radius of curvature of +2.0 cm and aninner radius of curvature of +2.5 cm. What is its focallength?

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17. A Youngâs double-slit apparatus is set up so that a screen ispositioned 1.9 m from the double slits, and the spacing between thetwo slits is 0.040 mm. What is the distance between alternatingbright fringes on the screen if the light source has a wavelengthof 630 nm? (1 nm = 10?9 m)

18. The blue tint of a coated camera lens is largely caused by whateffects?

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26. At what angle is the sun above the horizon if its light isfound to be completely polarized when it is reflected from the topsurface of a slab of glass (n = 1.65)?

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