MCQ
तरंग का कलान्तर $\phi$ का पथान्तर $\Delta x$ से सम्बद्ध है -
- A$\frac{\lambda}{\pi} \phi$
- B$\frac{\lambda}{\pi} \phi$
- C$\frac{\lambda}{2 \pi} \phi$
- ✓$\frac{2 \pi}{\lambda} \phi$
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