In the diagram above, the time taken to trace a wave between P and Q is?
Attached Figure / Diagram
A
2 periods
B
1 period
C
1\(\frac{1}{2}\) periods
D
1\(\frac{1}{4}\) periods
Verified Correct Answer: C.
Physical Principles & Numerical Solution
frequency means no of oscillation per secs, so the time taken to trace a wave between p and q is 2secs.
Source: Myschool Past Questions Archive (Record #59024)