{"id":34636,"date":"2025-01-23T08:30:44","date_gmt":"2025-01-23T08:30:44","guid":{"rendered":"https:\/\/mp.moonpreneur.com\/math-corner\/?p=34636"},"modified":"2026-03-30T13:16:20","modified_gmt":"2026-03-30T13:16:20","slug":"the-electromagnetic-spectrum","status":"publish","type":"post","link":"https:\/\/mp.moonpreneur.com\/math-corner\/the-electromagnetic-spectrum\/","title":{"rendered":"What Is the Electromagnetic Spectrum?"},"content":{"rendered":"\t\t
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A basic term in physics, the electromagnetic spectrum defines the range of all possible frequencies of electromagnetic radiation. It covers the tremendous range of wavelengths and frequencies, from the very long radio frequencies to the extremely short wavelengths of gamma rays. Proved very handy in a lot of spheres, ranging from communication and health services to space search and other ones. In the current blog, the components of electromagnetic spectrum, and the real time application, with some case study and statistics shall be discussed by highlighting its crucial aspects.<\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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\n\t\t\t\t\t\t\t\t\t\t\t\t\"Electromagnet\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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An Insight into its Components<\/b><\/h3>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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The electromagnetic spectrum has seven major kinds of electromagnetic waves, and each is classified based on its properties and where it applies. These waves have different wavelengths and frequencies; for instance, longer wavelengths correspond to lower frequencies, whereas shorter wavelengths are associated with higher frequencies.<\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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\n\t\t\t\t\t\t\t\t\t\t\t\t\"Components\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Recommended Reading : Top 50 Science Fair Project Ideas<\/a><\/strong><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t

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1. Radio Waves<\/b><\/span><\/h5>

Radio waves are the ones that have the longest wavelengths within the electromagnetic spectrum. The wavelengths are ranging from a few millimeters to thousands of kilometers. These waves are employed in communication systems like AM and FM radio, television broadcasting, and satellite communications. They are also vital for the technology of GPS.<\/span><\/p>

2. Microwaves<\/b><\/span><\/h5>

Microwaves are smaller than radio waves and are used in technologies such as microwave ovens, satellite communications, and radar systems. Such waves are utilized in many modes of communication, for example, in Wi-Fi networks, and for detecting objects in weather radars.<\/span><\/p>

3. Infrared Radiation<\/b><\/span><\/h5>

Infrared waves are a little below visible light in terms of frequency. They have applications in thermal imaging, night vision equipment, and remote controls. Infrared radiation also serves an important heating function. It is also used in different scientific instruments in the measurement of temperature.<\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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4. Visible Light<\/b><\/span><\/h5>

This encompasses the visible range of electromagnetic waves that human eyes can perceive. These waves are crucial to human vision and have been extensively applied in photography, television, lighting, and many others. Visible light is also fundamental to scientific fields such as optics and astronomy.<\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t

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5. Ultraviolet Light<\/b><\/span><\/h5>

UV light is also out of the spectrum of light, barely seen. There are different technologies using UV radiation: from sterilizing processes to tanning beds and blacklight. Even in medicine, UV rays turn out to be useful in the killing of bacteria and viruses harmful to the body.<\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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6. X-rays<\/b><\/span><\/h5>

X-rays are the higher-frequency electromagnetic waves that have major applications in medical imaging and security screening. These can pass through soft tissues, and so are very essential for non-invasive diagnostics like CT scans and X-ray imaging.<\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t

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7. Gamma Rays<\/b><\/span><\/h5>

Gamma rays have the highest energies and the smallest wavelengths of any electromagnetic radiation. They are employed in cancer treatment and in other forms of scientific research. These provide astronomers insight into the cosmos; for example, in a black hole and a supernova context.<\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Recommended Reading<\/strong>: What Are Boolean Operators-Types & Tips<\/a><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Applications in the Real World of the Electromagnetic Spectrum<\/b><\/h4>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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The electromagnetic spectrum plays a central role in many technologies that characterise modern life. Let us now consider some important real-world applications:<\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Telecommunications<\/b><\/span><\/h5>

It’s greatly important for the telecommunication industry: Radio waves, microwave, millimeter waves form one of the great parts of all mobile networks and Wi-Fi plus satellite communications. The global services market of 5G attained USD 5.53 Billion in the year 2020 and is going to develop through a compound annual growth rate, CAGR of 122.3% from the year 2021 to -2028 according to the expanding desire for much-enhanced robust connections of data.<\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t

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Health Sector<\/b><\/span><\/h5>

Electromagnetic waves play a very significant role in medicine, especially in the diagnostic imaging of the body. X-rays and gamma rays enable non-invasive imaging of internal body structures. MRI scans, which rely on magnetic fields and radio waves, are used for over 30 million procedures annually in the U.S. These technologies have increased the speed and accuracy of diagnosis and have improved health care.<\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Astronomy<\/b><\/span><\/h5>

Astronomers observe objects within space using the whole electromagnetic spectrum. For instance, the Hubble Space Telescope and Chandra X-ray Observatory collect different wavelengths for the study of phenomena such as cosmic radiation, black holes, and star formation. Our knowledge of the universe would be much weaker without the use of the electromagnetic spectrum.<\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t

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Defense and Security<\/b><\/span><\/h5>

The electromagnetic spectrum is used in the defense sector to monitor, communicate, and in electronic warfare. Military forces worldwide have been using radar, infrared sensors, and communication technologies as a strategic edge. Electromagnetic spectrum supremacy is critical in modern defense as the ability to control or interfere with these frequencies can have direct implications on military operations.<\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Recommended Reading : Science In Kitchen and Art of Eating Well<\/a><\/strong><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Case Studies: The Electromagnetic Spectrum in Action<\/b><\/h4>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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1. Medical Imaging<\/b><\/h3>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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The most extensive application of electromagnetic waves is medical imaging. MRI and CT scans have transformed the face of diagnostic medicine, with the ability to monitor internal organs and tissues non-invasively. MRI scans are performed over 30 million times annually in the U.S. alone, as this technology plays a vital role in the early detection of diseases.<\/span><\/p>

Recommended Reading : Generative AI in Healthcare<\/a><\/strong><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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2. Space Exploration<\/b><\/h3>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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Space agencies like NASA and ESA make use of different frequencies of electromagnetic radiation to study space. For instance, the James Webb Space Telescope detects infrared radiation, which it uses to observe such far-off galaxies, while the Chandra X-ray Observatory gathers information in the X-ray range of the spectrum to gather information about high-energy events, such as the phenomena of black holes and neutron stars.<\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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3. Development of Wireless Communication<\/b><\/h3>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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The transition from 3G to 5G has been highly dependent on the electromagnetic spectrum. The roll-out of 5G networks requires high-frequency radio waves and millimetric waves, which increase data transmission rates and reduce latency. This change will likely spur massive evolution in industries such as autonomous vehicles, smart cities, and IoT, with the global 5G services market anticipated to grow at a CAGR of 122.3% by 2028.<\/span><\/p>

Recommended Reading : Real-World Applications of Math\u00a0<\/a><\/strong><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Statistical Perspective of the Electromagnetic Spectrum<\/b><\/h3>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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Market Growth of Spectrum Analyzers<\/b><\/h4>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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The spectrum analyzer market, which is essential for managing and analyzing electromagnetic waves, was estimated at USD 1.66 billion in 2023. It is expected to grow rapidly, reaching USD 3.17 billion by 2032, with a compound annual growth rate (CAGR) of 7.51% during the forecast period from 2024 to 2032.<\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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This growth is attributed to the increasing usage of advanced technologies such as 5G networks and IoT. These technologies require significant utilization of the electromagnetic spectrum in a precise and efficient manner. This is the basis for the widespread use of spectrum analyzers in industries such as telecommunication and defense.<\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Expansion of Telecommunications<\/b><\/h4>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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The global 5G services market was USD 5.53 billion in 2020, and is likely to expand at a high CAGR of 122.3% from 2021 to 2028, driven by rising demand for mobile communication networks of higher speed. These rely on the radio waves and millimeter waves of the electromagnetic spectrum.<\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Challenges and Future Outlook<\/b><\/h2>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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The changing times of today do come with a few challenges to the electromagnetic spectrum. The most pressing of these challenges is spectrum allocation. With devices like smartphones, autonomous vehicles, and IoT, there has been a rise in the demand for available spectrum for bandwidth. Hence, it’s a great challenge for governments and regulatory bodies to effectively manage this resource to prevent overcrowding and interference.<\/span><\/p>

Another concern has been the potential health effects from long-term exposure to electromagnetic fields. Research continues to examine how electromagnetic waves, especially those emitted in wireless communications, affect humans.<\/span><\/p>

The electromagnetic spectrum has a lot of promise for further development. For instance, there could be invented new technologies, such as terahertz imaging applied in the security fields, medical fields, etc. Further, the electromagnetic spectrum carries a lot of potential to develop new innovations.<\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Want to Ace Mental Math? Check Out these Top Mental Math Tips For Kids<\/a><\/strong><\/em><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Conclusion<\/b><\/h2>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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The electromagnetic spectrum is a very essential and diversified portion of our world. Its application can be found in medical diagnostics, communication, space exploration, and defense, and so many other applications vital to modern life. With advancing technologies and an understanding of the spectrum, new opportunities will keep opening up. Undeniably, the role of the electromagnetic spectrum in shaping the future is without doubt, and it has just started to be more than partially explored.<\/span><\/p>

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You can choose from our<\/span> Advanced Math<\/span><\/a> or Vedic Math+Mental Math curriculum. Our <\/span>Math Quiz<\/span><\/a> in grades 3rd, 4th, 5th, and 6th allows further enjoyable and interactive math with on-hand lessons.<\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Frequently Asked Questions (FAQ)<\/b><\/h2>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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\n\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/i><\/span>\n\t\t\t\t\t\t\t\t<\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\tQ1: What is the electromagnetic spectrum?<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t

It consists of all forms of electromagnetic radiation, and differs in the amount of wavelength or frequency. Its types are classified from radio waves and microwaves to infrared and visible light through ultraviolet rays, X rays, and even gamma rays. Each kind differs in some distinctive features, making them applied specifically in some forms of communications, medicine, space exploration, among others.<\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t

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\n\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/i><\/span>\n\t\t\t\t\t\t\t\t<\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\tQ2: How many types are there in electromagnetic waves?<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t

Electromagnetic waves can be classified into several broad categories, arranged from longest to shortest wavelength. These include the following:<\/span><\/p>