A) 540 ms-1
B) 5.4 ms-1
C) 0.184 ms-1
D) 9 ms-1
Correct Answer: D
Solution :
Number of waves per minute = 54 \ Number of waves per second = 54/60 Now \[v=n\lambda \] Þ \[n=\frac{54}{60}\times 10=9\,m/s.\]You need to login to perform this action.
You will be redirected in
3 sec