Waves - Result Question 27
27. Which of the following equations represent a wave?
[1994]
(a) $y=A \sin \omega t$
(b) $y=A \cos k x$
(c) $y=A \sin (a t-b x+c)$
(d) $y=A(\omega t-k x)$
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Answer:
Correct Answer: 27. (c)
Solution:
- (c) $y=A \sin (a t-b x+c)$ represents a wave, where a may correspond to $\omega$ and $b$ may correspond to $K$.
