Question

Which of following expression
represent a wave travelling along y-
axis
(a)y= a sin ( kx- wt)
(b)x= A sin (ky-wt)
(c)y= a sin ky cos wt
(d) y= A co sky sin wt​

Answer 1

Answer:

I think

C- y a sin ky cos wt

Explanation:

I hope it helps you