MCQ
The equation $\vec{\phi}(x, t)=\vec{j} \sin \left(\frac{2 \pi}{\lambda} v t\right) \cos \left(\frac{2 \pi}{\lambda} x\right)$ represents
- ATransverse progressive wave
- BLongitudinal progressive wave
- CLongitudinal stationary wave
- ✓Transverse stationary wave
