Physics · Wave Optics
A single slit of width b is illuminated by a coherent monochromatic light of wavelength λ. If the second and fourth minima in the diffraction pattern at a distance of 1 m from the slit are at 3 cm and 6 cm respectively from the central maximum, what is the width of the central maximum (in cm)?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 14.5 cm
- 26 cm
- 31.5 cm
- 43 cm✓
Correct answer
3 cm
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