to determine the speed of sound in air by formation of stationary waves in a resonance tube Flashcards
1
Q
When frequency of tuning fork matches fundamental frequency what happens?
A
the sound becomes loud
2
Q
What must the length of tube above water equal when fundamental frequency is reached?
A
1/4 lambda
3
Q
how to calculate speed of sound?
A
v = f lambda
4
Q
what is the graph?
A
L vs 1/f
5
Q
what is the gradient?
A
V/4
