Practice Problems
Wave Fundamentals
Directions:
On this worksheet, you will deal with the fundamental definitions of waves.
omit
Question 1
A sound wave has a frequency of 462 Hz and travels in air at a speed of 344.8 m/sec. How far apart are any two adjacent wave compressions?
8.07 meters
1.49 meters
0.75 meters
1.34 meters
omit
Question 2
A fisherman notices that wave crests pass the bow of his anchored boat every 4 seconds. He measures the distance between two wave crests to be 9 meters. How fast are the waves traveling?
2.25 m/sec
4.50 m/sec
18.0 m/sec
36.0 m/sec
omit
Question 3
A wave has a speed of 230 m/sec and a wavelength of 9 meters. What is this wave's period?
2.21 x 10
^{2}
seconds
2.39 x 10
^{2}
seconds
3.91 x 10
^{-2}
seconds
2.56 x 10
^{1}
seconds
omit
Question 4
A sinusoidal wave travels along a string. The time for a particular point to move from maximum displacement to zero is 0.23 seconds. What is the wave's frequency?
1.09 x 10
^{0}
Hz
2.17 x 10
^{0}
Hz
4.35 x 10
^{0}
Hz
9.2 x 10
^{-1}
Hz
omit
Question 5
If the wavelength is 2.31 meters in
Question 4
, that how fast does the wave energy travel along the string?
2.13 x 10
^{0}
m/sec
2.51 x 10
^{0}
m/sec
5.02 x 10
^{0}
m/sec
1 x 10
^{1}
m/sec
omit
Question 6
Light has a speed in a vacuum of 3 x 10
^{8}
m/s. The frequency of visible light is about 5.54 x 10
^{14}
Hz. What is the approximate wavelength of the light?
2.71 x 10
^{-7}
meters
1.81 x 10
^{-15}
meters
5.42 x 10
^{-7}
meters
1.85 x 10
^{6}
meters
Copyright © 2007-2023
William A. Hilburn
All rights reserved.
Application Programmer
Mark Acton