MCQ
In Young's double slit experiment, white light is used. The separation between the slits is $b$. The screen is at a distance $d(d>>b)$ from the slits. Some wavelengths are missing exactly in front of one slit. These wavelengths are
- ✓$\lambda=\frac{b^2}{d}$
- B$\lambda=\frac{2 b^2}{d}$
- C$\lambda=\frac{b^2}{3 d}$
- D$\lambda=\frac{2 b^2}{3 d}$
