MCQ
Which two of the given transverse waves will give stationary waves when get superimposed $z_1=a \cos (k x-\omega t) , z_2=a \cos (k x+\omega t) , z_3=a \cos (k y-\omega t)$
- ✓$A$ and $B$
- B$A$ and $C$
- C$\mathrm{B}$ and $\mathrm{C}$
- DAny two
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