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 there is , p 2 A. constructive interference. B. destructive interference. C. neither constructive nor destructive interference. D. not enough information given to decide.
Q36.1 Light of wavelength passes through a single slit of width a . The diffraction pattern is observed on f idth Th diff ti tt i b d 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
Recommend
More recommend