Q. Which of the following equations represents a wave?
A) $y = A\ \sin\omega t$
B) $y = A\ \cos kx\ $
C) $y = A\sin(at - dx + c)$
D) $y = A(\omega t - kx)$
Explanation
(c) $y = A\sin{(st - b\ x + c)}$Represents a wave, when a may correspond to $\omega\ and\ b$ may correspond to$k$.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.