Hi guys in this article we learn the topic Electromagnetic Radiation Definition it is important point with exam point of view and any type of exam the questions ask on this topic so we see detail information,

Contents : 

a) Electromagnetic Radiation Definition

b) Types of Electromagnetic Radiation

Electromagnetic Radiation Definition

Electromagnetic radiation refers to the propagation of energy through space in the form of oscillating electromagnetic waves. These waves consist of two perpendicular fields - an electric field and a magnetic field - that oscillate at right angles to each other and to the direction of wave propagation. Electromagnetic radiation includes a wide range of frequencies and wavelengths, which are organized in a spectrum known as the electromagnetic spectrum. This spectrum includes radio waves, microwaves, infrared radiation, visible light, ultraviolet radiation, X-rays, and gamma rays.

Types of Electromagnetic Radiation

Electromagnetic radiation can be classified into different types based on their frequency and wavelength. Types of electromagnetic radiation, in order of increasing frequency and decreasing wavelength, includes

a) Radio waves: These have the lowest frequency and longest wavelength in the electromagnetic spectrum. They are used for communication, including radio and television broadcasting, mobile phones, and Wi-Fi, lan cables.

b) Microwaves: These have higher frequency and shorter wavelength than radio waves. They are used in communication, including satellite and radar systems, and in cooking food in microwave ovens.

c) Infrared radiation: In Infrared radiation has higher frequency and shorter wavelength than microwaves. It is emitted by warm objects and is used in thermal imaging, remote sensing, and some types of communication.

d) Visible light: In visible light is the portion of the electromagnetic spectrum that is visible to the human eye. It includes different colors with different wavelengths, from red (long wavelength) to violet (short wavelength). 

e) Ultraviolet radiation:  Ultraviolet radiation has higher frequency and shorter wavelength than visible light. It can cause sunburn and is used in some medical applications, including sterilization and treating skin conditions.

f) X-rays: These have higher frequency and shorter wavelength than ultraviolet radiation. They can penetrate through solid objects and are used in medical imaging, such as X-ray radiography and computed tomography (CT) scans.

g) Gamma rays: These have the highest frequency and shortest wavelength in the electromagnetic spectrum. They are emitted by radioactive materials and are used in medical imaging, radiation therapy, and nuclear medicine.

 

These different types of electromagnetic radiation have different properties and applications in science and technology, and daily life.

So in this article we learned the topic Electromagnetic Radiation Definition hope you understand well.

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