- #1
Dalip Saini
- 16
- 0
Homework Statement
40-cm long string, with one end clamped and the other free to move transversely, is vibrating in its fundamental standing wave mode. If the wave speed is 320 cm/s, the frequency is[/B]
A
16 Hz
B
8 Hz
C
32 Hz-
D
2 Hz
E
4 Hz
Homework Equations
f = v/2L
because its fundamental
The Attempt at a Solution
I thought all one had to do was (320)/2(40) = 4Hz, but the answer is 2Hz. I don't understand why