Question

In a wave, the path difference corresponding to a phase difference of $\varphi$ is

• A. $\frac{\pi }{2\lambda }$
• B. $\frac{\pi }{\lambda }\varphi$
• C. $\frac{\lambda \varphi }{2\pi }$
• D. $\frac{\lambda }{\pi }\varphi$

Answer 1

Answer: (C)

Path difference $=\varphi \times \frac{\lambda }{2\pi }$