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 548 Hz and travels in air at a speed of 348.4 m/sec. How far apart are any two adjacent wave compressions?
8.96 meters
0.64 meters
1.57 meters
1.27 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 7.2 meters. How fast are the waves traveling?
28.8 m/sec
14.4 m/sec
1.80 m/sec
3.60 m/sec
omit
Question 3
A wave has a speed of 290 m/sec and a wavelength of 7.2 meters. What is this wave's period?
2.83 x 10
^{2}
seconds
2.48 x 10
^{-2}
seconds
4.03 x 10
^{1}
seconds
2.97 x 10
^{2}
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 0.29 seconds. What is the wave's frequency?
8.62 x 10
^{-1}
Hz
1.72 x 10
^{0}
Hz
3.45 x 10
^{0}
Hz
1.16 x 10
^{0}
Hz
omit
Question 5
If the wavelength is 2.74 meters in
Question 4
, that how fast does the wave energy travel along the string?
3.18 x 10
^{0}
m/sec
4.72 x 10
^{0}
m/sec
9.45 x 10
^{0}
m/sec
2.36 x 10
^{0}
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 6.21 x 10
^{14}
Hz. What is the approximate wavelength of the light?
2.42 x 10
^{-7}
meters
4.83 x 10
^{-7}
meters
1.61 x 10
^{-15}
meters
2.07 x 10
^{6}
meters
Copyright © 2007-2019
William A. Hilburn
All rights reserved.
Application Programmer
Mark Acton