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It depends on the frequency; The equation for wavelength is 300/frequency in megahertz. A radio emitting energy at 30MHz is producing waves 10 meters long.


But since radars usually work up in the SHF and EHF spectra, the wavelengths are measured in centimeters or millimeters. An example: You are a cop who catches speeders with a K-band radar. It, like every other K-band radar, emits at 24.150GHz, or 24,150MHz. So...using that equation, you will find the wavelength is 1.2 centimeters.

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Related Questions

What is a wave-length?

A wavelength is the length between the crests (the top of the waves). This picture shows a good example: http://www.bom.gov.au/weather/radar/about/images/wavelength.gif


Is radar wave mechanical?

No. As you might guess from the name, radar uses radio waves. Radio waves, in turn, are a type of electromagnetic wave - in other words, in principle similar to light waves.


How do satellites see through clouds?

Using an imaging radar. Also known as Synthetic Aperture Radar (SAR).


What is radar wave length?

Assuming you mean the wavelength: Radar can use electromagnetic waves of VERY different frequencies; see this section of "Radar" in Wikipedia: https://en.wikipedia.org/wiki/Radar#Frequency_bandsThe list also includes the corresponding wavelengths; or you can divide the speed of light by the frequency.


What is length of radar wave?

Assuming you mean the wavelength: Radar can use electromagnetic waves of VERY different frequencies; see this section of "Radar" in Wikipedia: https://en.wikipedia.org/wiki/Radar#Frequency_bandsThe list also includes the corresponding wavelengths; or you can divide the speed of light by the frequency.


Which waves have lower frequency radar waves or visible waves?

Radar waves have a lower frequency that light waves.The frequency of a light wave is related to wavelength and speed by the equation c = »½. The color of a light wave is also determined by the frequency. The amplitude and brightness are not related to the frequency.


Which type of wave has the longest wave- length?

Radio waves


What type of energy wave is used with the radar?

Radar uses radio waves, which are a type of electromagnetic energy wave, to detect the presence, direction, distance, and speed of objects.


Are radar waves too long to be seen?

Yes. The visible spectrum of light is much shorter than the shortest radar (radio) wave.


What is the longest wave length?

Radio waves are the electromagnetic waves with longest wavelength.


What wave is used in RADAR machines to clock the speed of cars?

RADAR = RAdio Detection And RangingRadio waves in the microwave band are used to measure the speed of cars using a technique called "Doppler RADAR", by measuring the change in frequency of the returned waves.These waves are electromagnetic waves.


What wave has longest wave length?

Radio waves have the longest wavelength among the electromagnetic spectrum, ranging from several meters to kilometers in length.