- #1
tomcps
- 7
- 0
Homework Statement
The problem is shown on the photo. And the actual answer is A. 0.5s, and I thought it would be B. 1.0s
Homework Equations
The Attempt at a Solution
Here is my thought,
The journey from A to B is just a half period, then the whole period would be 4s, as a result, the time it takes for C to return would be 4÷4= 1.0s
Isn't it? Sorry i don't have good concepts of wave