answersLogoWhite

0

In a vacuum, the speed of an electromagnetic wave, such as light, is constant at approximately 299,792 kilometers per second (or about 186,282 miles per second). This speed is denoted by the symbol 'c' and is a fundamental constant of nature.

User Avatar

AnswerBot

1y ago

What else can I help you with?

Related Questions

How do you know the speed of an electromagnetic wave in vacuum?

The speed of electromagnetic waves in a vacuum is the same as the speed of light (which is, in itself an electromagnetic wave). It can be measured by finding the frequency and wavelength of two different waves, and then by that correlation, the speed of the waveform.


What is the speed of any electromagnetic wave?

In a vacuum, any electromagnetic wave will move at the "speed of light", which is about 300,000 km/second.


In a vacuum all electromagnetic wave have the same?

speed


In a vacuum all electromagnetic wave the same?

speed


The speed of an electromagnetic wave is?

In a vacuum, all electromagnetic waves have the same speed: about 300,000 kilometers per second.In a vacuum, all electromagnetic waves have the same speed: about 300,000 kilometers per second.In a vacuum, all electromagnetic waves have the same speed: about 300,000 kilometers per second.In a vacuum, all electromagnetic waves have the same speed: about 300,000 kilometers per second.


How do you know the speed of an electromagnetic wave in a vacuum?

The speed of electromagnetic waves in a vacuum is the same as the speed of light (which is, in itself an electromagnetic wave). It can be measured by finding the frequency and wavelength of two different waves, and then by that correlation, the speed of the waveform.


Is the speed of a radio wave in a vacuum greater than the speed of a gamma ray?

No. The speed of all electromagnetic radiation is the same in vacuum, from the longest radio wave to the shortest gamma wave.


Which kind of electromagnetic wave travels fastest in a vacum?

All electromagnetic waves travel at the same speed in vacuum.


How is the speed of an electromagnetic wave determined?

The speed of an electromagnetic wave is determined by the properties of the medium it is traveling through. In a vacuum, electromagnetic waves travel at the speed of light, which is approximately 299,792 kilometers per second. This speed can change when the wave enters a different medium.


What is the fastest that an electromagnetic wave can travel?

The fastest that an electromagnetic wave can travel is 299,792,458 meters per second.That's the "speed of light" ... and all other electromagnetic radiation ... in vacuum.


How does the speed of a photon compare with the speed of an electromagnetic wave?

Light can be considered as a wave, or as a particle. As a particle, the particles are called photons. As a wave, light is an electromagnetic wave. In either case, the speed of light (in a vacuum) is approximately 300,000 km/sec.


If you know the wavelength of an electromagnetic wave in a vacuum you can calculate its?

If you know the wavelength of an electromagnetic wave in a vacuum, you can calculate its frequency using the equation speed = frequency x wavelength, where the speed is the speed of light in a vacuum (approximately 3 x 10^8 m/s). The frequency of an electromagnetic wave is inversely proportional to its wavelength, so as the wavelength decreases, the frequency increases.

Trending Questions
An element is determined by what? What wave is not confined to the space along the meduim? Where can you find the answers to Holt physical science chapter 2 review? How do the locksmith tools work? When glass stopper in a bottle is stuck it may sometimes be loosened by holding the neck of the bottle under a hot water faucet explain the physical principle responsible for this observed phenomenon? What are the procedures to an egg drop in which the egg can drop 20 feet using tongue depressors jumbo paper clips pipe cleaners cotton puffs popsicle sticks straws rubber bands yarn and elmers glue? What element is an unlimited energy source? What are the pros and cons of being a forensics lab investigator? How is energy transferred by radiation? A 400 Newton person stands on the earthIf he were to stand on a ladderso that he was twice as far from the center of the earth how much would he weigh? What state of matter is characterized by having a definite shape and a definite volume? Which form of energy is best for environment? What does not carry an electrical current? Why diamagnetic molecule repel magnetic field? Which has higher frequencies microwaves or visible lights? Explain that- forces are due to to interaction between objects? What picture could you use to represent the word ray? How soon after radiation should I Able to know if was a success? What two things would need to happen for the hypothesis to eventually become a theory? How is glass able to maintain its clarity and transparency?