1) The lowest tone to resonate in an open pipe of length L is 1600 Hz. What is the frequency of the lowest tone that will resonate in a closed pipe of length 2L?

Question

a) 100 Hz
b) 1.60 Hz
c) 200 Hz
d) 0.800 kHz

2) Which of the following does not increase as a sound becomes louder?

a)frequency
b)velocity
c)period
d) wavelength
e) amplitude

3) The lowest tone to resonate in an open pipe of length L is 300 Hz. Which of the following frequencies will not resonate in the same pipe?

a) 800 Hz
b) 600 Hz
c) 400 Hz
d) 900 Hz

Answer 1

1. d
2. d
3. c