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Uses Of Radio Waves
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Uses of Radio Waves
Answers to Common Questions
Radio Wave is nothing but Electromagnetic Wave containing both electric and magnetic fields perpendicular to each other.It is primarily used in communication.
Objects in space, such as planets and comets, giant clouds of gas and dust, and stars and galaxies, emit light at many different wavelengths. Some of the light they emit has very large wavelengths - sometimes as long as a mile!. These long ...
Most remote keyless entry systems in cars use radio waves. The transmitter uses a specific frequency, which is different for each car. Most modern ones have some form of encryption in them as well, or a particular code.
More Common Questions
Answers to Other Common Questions
Yes! Music and such is transmitted from a broadcasting tower to a radio via radio waves. Though Wikipedia puts it better, "A radio receiver is an electronic circuit that receives its input from an antenna, uses electronic filters to se...
http://answers.yahoo.com/question/index?qid=20090228192...
wireless routers walkie talkies use radio waves, there are many band widths of radio waves and these two items use specific bands .The bands widths are AM (amplitude modulated) FM (Frequency modulated) VHF (Veriable High Frequency) UHF (Ult...
http://answers.yahoo.com/question/index?qid=20071128174...
The story, primarily, is bandwidth (there are a few other issues, but this is where you start)... how much information is in the signal. When you send a signal, there's a characteristic "size" for that signal, based on the frequen...
http://uk.answers.yahoo.com/question/index?qid=20090225...
Yes. Radio waves or radio frequency energy is an advanced technique used in several of today's surgical procedures, including NearVision SM CK®. It is safe to use on all of our patients and produces little side effects.
http://www.mulqueenyeyecenters.com/html/faqs.html
I am confused. One is the other. But I'll make some assumptions and try to answer what you may have been asking? THe reason radars use the wavelength (frequency) that they use is to provide maximum resolution of the intended target. Vari...
http://in.answers.yahoo.com/question/index?qid=20080918...
All mobile phones that are "on" will send short "messages" to the mobile network at intervals (approximately once an hour when the mobile handset is immobile, more often when the handset is moving fast, e.g. when in a ca...
http://www.telenormobile.com/en/faq/id/35024
yes it is true that nothing can be measured acurately. but measuring thing that accurately is not needed everytime you see. so talking about your question..... for any position in any PLANE we need t least two coordinates. that you know. no...
http://in.answers.yahoo.com/question/index?qid=20090316...
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