MCQ
An observer is approaching with a speed $v$, towards a stationary source emitting sound waves of wavelength $\lambda_0$. The wavelength shift detected by the observer is (Take $c=$ speed of sound)
- A$\frac{\lambda_0 V}{c}$
- B$\frac{\lambda_0 c}{v}$
- C$\frac{\lambda_0 v^2}{c^2}$
- ✓Zero


