- Tardigrade
- Question
- Physics
- A linear aperture whose width is 0.02 cm is placed immediately in front of a lens of focal length 60 cm. The aperture is illuminated normally by a parallel beam of wavelength 5 × 10-5 cm. The distance of the first dark band of the diffraction pattern from the centre of the screen is
Q. A linear aperture whose width is is placed immediately in front of a lens of focal length . The aperture is illuminated normally by a parallel beam of wavelength . The distance of the first dark band of the diffraction pattern from the centre of the screen is
Solution:
