Among the following, the equation representing a progressive wave is (A) $y=2 \cos 3 x \sin 10 t$ (B)…

Among the following, the equation representing a progressive wave is (A) $y=2 \cos 3 x \sin 10 t$ (B) $\mathrm{y}=2 \sqrt{\mathrm{x}-\mathrm{vt}}$ (C) $y=3 \sin (5 x-0.5 t)+4 \cos (5 x-0.5 t)$ (D) $y=\cos x \sin t+\cos 2 x \cdot \sin 2 t$
  1. $A$ and $D$
  2. $\mathrm{C}$
  3. $\mathrm{A}, \mathrm{C}, \mathrm{D}$
  4. B

Solution

Only equation C follows standard wave condition

Asked in: AP EAMCET 2022 (05 Jul Shift 2)

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