well, this often occurs with radio stations. when the two combine they interfere with each other and produce the stic sound you hear.
http://wiki.answers.com/Q/What_does_the_combination_of_...
|
|
Electromagnetic radiation - Wikipedia, the free encyclopedia
|
|
Electromagnetic radiation (often abbreviated E-M radiation or EMR ) is a ubiquitous phenomenon that takes the form of self-propagating waves in a vacuum or in matter. It consists of electric and ...
en.wikipedia.org/wiki/Electromagnetic_radiation
|
|
|
Such ear phones capture sound from the environment and use computer technology to produce a second sound wave which one-half cycle out of phase. The combination of these two sound waves within the headset will result in destructive interference and thus reduce a worker's exposure to loud noise.
|
www.physicsclassroom.com/Class/sound/U11L3a.html
www.physicsclassroom.com/Class/sound/U11L3a.html
|
|
|
|
The term SONAR, stands for sound navigation ranging, and works by bouncing sound waves off of objects to determine their location or distance from a specified point (Berendt, 254). A sonar device consists of a transmitter and a receiver. The transmitter emits an ultrasonic sound wave that travels through the air...
|
www.unc.edu/~jimlee/SarahMilamUnheardSounds.htm
www.unc.edu/~jimlee/SarahMilamUnheardSounds.htm
|
|
|
Sound is caused by small areas of high and low pressure progragating outward from the source. ... Frequency and amplitude are independent of each other. Two sine waves may have the same frequency and different amplitudes, and vice versa. ... Any complex wave can be treated as a combination of simple sine waves.
|
www.umanitoba.ca/faculties/arts/linguistics/russell/138...
www.umanitoba.ca/faculties/arts/linguistics/russell/138/sec4/acoust1.htm
|
|
Hurricane landfall and associated elevated water levels, waves, and currents can lead to severe coastal change through erosion and re-deposition. The combination of a growing population living along the coastline and the cumulative effects of previous storms makes the northern Gulf of Mexico region particularly vulnerable.
|
soundwaves.usgs.gov/2008/10/
soundwaves.usgs.gov/2008/10/
|
|
Increases in pCO2 cause a decrease in CO3-2 concentration, ... She is especially focused on potential impacts on human health and coral reefs due to the microorganisms and synthetic organic chemicals that may travel with the dust (for example, see Sound Waves, article "Researcher Follows Trail of Dust to Investigate Its...
|
soundwaves.usgs.gov/2007/01/
soundwaves.usgs.gov/2007/01/
|
|
Sound waves cause your eardrum to vibrate. This begins the process of converting the sound waves into an impulse that travels to your brain, where it is recognized as sound. ... Children also can get immunizations against two common bacteria (Haemophilus influenzae and Streptococcus pneumoniae) that cause middle ear infections.
|
www.aolhealth.com/conditions/perforated-eardrum
|
|
The sound of a beat frequency or beat wave is a fluctuating volume caused when you add two sound waves of slightly different frequencies together. If the frequencies of the sound waves are ... A beat frequency is the combination of two frequencies that are very close to each other. ... Help others and Champion a worthy cause.
|
www.school-for-champions.com/science/sound_beat.htm
www.school-for-champions.com/science/sound_beat.htm
|
|
