Q. What is the electromagnetic spectrum and how is it described?

In summary, the conversation revolves around the topic of electromagnetic waves and the electromagnetic spectrum. The person is having trouble finding information on these topics and others question if it is homework. However, it is suggested to try searching on Google or Wikipedia.
  • #1
trigdzeen
1
0
Hi... I m unable to find the answer for these questions...

Q. What are electromagnetic waves? State its properties.
Q. What is electromagnetic spectrum? Describe complete em spectrum from gamma rays to radiowaves in terms of frequency,wavelength,production, atleast 2 properties each,applications,etc.
 
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  • #2
Welcome to Physics Forums. Are these homework problems?
 
  • #3
Unable to find? I find that hard to believe. What did you try, search-wise? I pasted "electromagnetic waves" into Wikipedia and into Google search and got useful results. No problem.
 
  • #4
Haha this is obviously homework
they can't even be bothered to google it let alone open their textbook
 
  • #5
I would have thought that googling 2 words would be easier than typing the post.
 

Related to Q. What is the electromagnetic spectrum and how is it described?

What is the electromagnetic spectrum?

The electromagnetic spectrum is the range of all types of electromagnetic radiation, including radio waves, microwaves, infrared radiation, visible light, ultraviolet radiation, X-rays, and gamma rays. It is categorized by wavelength and frequency, with shorter wavelengths having higher frequencies and longer wavelengths having lower frequencies.

How does the electromagnetic spectrum impact our daily lives?

The electromagnetic spectrum plays a crucial role in our daily lives, as it is used in various technologies such as communication, medicine, and entertainment. Radio waves are used for broadcasting and communication, microwaves are used for cooking and communication, infrared radiation is used for heating and remote controls, visible light is used for vision, ultraviolet radiation is used for sterilization and tanning, X-rays are used for medical imaging, and gamma rays are used for cancer treatment.

What is the relationship between wavelength and frequency in the electromagnetic spectrum?

The relationship between wavelength and frequency in the electromagnetic spectrum is inverse. This means that as the wavelength increases, the frequency decreases, and vice versa. This relationship is described by the equation: speed of light = wavelength x frequency.

How was the electromagnetic spectrum discovered?

The discovery of the electromagnetic spectrum is credited to James Clerk Maxwell in the 19th century. He combined the works of various scientists, including Michael Faraday and Johann Wilhelm Ritter, to formulate the theory of electromagnetism, which states that electricity and magnetism are two sides of the same phenomenon. This theory led to the understanding of electromagnetic waves and the development of the electromagnetic spectrum.

What is the importance of the electromagnetic spectrum in scientific research?

The electromagnetic spectrum is crucial in scientific research as it allows scientists to study and understand various phenomena in the universe. For example, by studying the spectrum emitted by stars and galaxies, scientists can determine their chemical composition and temperature. The electromagnetic spectrum is also used in telescopes and other instruments to gather data and images from distant objects in space.

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