Q35.1 Two sources S 1 and S 2 oscillating in phase emit sinusoidal - - PowerPoint PPT Presentation

q35 1 two sources s 1 and s 2 oscillating in phase emit
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Q35.1 Two sources S 1 and S 2 oscillating in phase emit sinusoidal - - PowerPoint PPT Presentation

Q35.1 Two sources S 1 and S 2 oscillating in phase emit sinusoidal waves Two sources S 1 and S 2 oscillating in phase emit sinusoidal waves. Point P is 7.3 wavelengths from source S 1 and 4.8 wavelengths from source S 2 . As a result, at point P


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Two sources S1 and S2 oscillating in phase emit sinusoidal waves Q35.1 Two sources S1 and S2 oscillating in phase emit sinusoidal waves. Point P is 7.3 wavelengths from source S1 and 4.8 wavelengths from source S2. As a result, at point P there is

2

, p

  • A. constructive interference.
  • B. destructive interference.
  • C. neither constructive nor destructive interference.
  • D. not enough information given to decide.
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Q36.1 Light of wavelength  passes through a single slit f idth Th diff ti tt i b d

  • f width a. The diffraction pattern is observed on

a screen that is very far from from the slit. Which of the following will give the greatest Which of the following will give the greatest increase in the angular width of the central diffraction maximum?

  • A. Double the slit width a and double the wavelength 
  • B. Double the slit width a and halve the wavelength .
  • C. Halve the slit width a and double the wavelength 
  • D. Halve the slit width a and halve the wavelength 