A single-slit diffraction experiment is performed using light of different colours. The width of the central peak in the diffraction pattern is measured for each colour. What is the order of the colours that corresponds to increasing widths of the central peak? A. red, green, blue red, blue, green blue, green, red green, blue, red B. C. D.
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- As shown the viewing screen in a double-slit experiment with monochromatic light. Fringe C is the central maximum.a. What will happen to the fringe spacing if the wavelength of the light is decreased?b. What will happen to the fringe spacing if the spacing between the slits is decreased?c. What will happen to the fringe spacing if the distance to the screen is decreased?d. Suppose the wavelength of the light is 500 nm. How much farther is it from the dot on the screen in the center of fringe E to the left slit than it is from the dot to the right slit?Pattern A, a single-slit interference pattern viewed on a screen using a monochromatic source, is changed to pattern B. Both are shown below. Pattern A Pattern B Which of the following changes could explain the change in the pattern? a. The screen is moved closer. b. The width of the slit is increased. c. The frequency of the source is decreased. d. The wavelength of the source is decreased. e. The intensity of the source is increased.In longitudinal mechanical waves, rarefactions are the regions of . a. high particle density, low air pressure o b. high particle density, high air pressure O C. low particle density, high air pressure o d. low particle density, low air pressure Approx Light source 60° Optical Fiber The part the optical fiber represented by x is called cladding. Select one: O True False
- Light is incident from air to glass at Brewster's angle. 1- Determine the incident and Transmitted angles. 2- Calculate the reflection coefficient for S-polarized. 3- Reflection coefficient for p- polarized.Current Attempt in Progress Light waves with two different wavelengths, 632 nm and 474 nm, pass simultaneously through a single slit whose width is 8.21 × 10-5 m and strike a screen 1.60 m from the slit. Two diffraction patterns are formed on the screen. What is the distance (in cm) between the common center of the diffraction patterns and the first occurrence of the spot where a dark fringe from one pattern falls on top of a dark fringe from the other pattern? Number IN i Units eTextbook and Media Save for LaterA Young's interference experiment is performed with blue-green laser light. The separation between the slits is 0.500 mm, and the screen is located 3.32 m from the slits. The first bright fringe is located 3.24 mm from the center of the interference pattern. What is the wavelength of the laser light? nm Need Help? Read It Watch It MY NOTE CANOTHER