PHYSICS 103
Name
Third Quiz
20 April 2004
1.
In which of the following is the speed of sound the fastest?
a. iron
b. helium
c. air
d. water
2.
Increasing the tension in the rope _____ the fundamental frequency of a rope.
a. increases
b. decreases
c. does not change
3.
Which of the following musical instruments does not have even harmonics?
4.
You have an organ pipe that resonates at frequencies of 500, 700, and 900 Hz but nothing in-
between. It may resonate at lower and higher frequencies as well. What is the fundamental
frequency for this pipe?
5.
The wavelength of the fundamental standing wave for an organ pipe that is open at one end and
closed at the other is ________ the length of the pipe.
6.
If you saw a bit off the end of an organ pipe, the fundamental wavelength will
a. increase
b. decrease
c. stay the same.
7.
The two wires corresponding to one key on a piano are out of tune.
If we increase the tension of
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- Fall '02
- GregoryFrancis
- Electric charge, c., Negative charge, net negative charge, organ pipe
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