NCERT Solutions for Class 12 Physics Chapter 8 Electromagnetic Waves
Physics is the analytical part of science that deals with all the formulas of how the universe works. Also, the subject covers a lot of matter about the things happening around us. Besides, this NCERT Solutions for Class 12 Physics Chapter 8 discusses the electromagnetic waves. Furthermore, the topic talks about how different things work under electromagnetic waves.
Above all, our proficient teachers have prepared these NCERT Solutions for Class 12 Physics Chapter 8 that will help you to grasp all the topic of the chapter easily.
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CBSE Class 12 Physics Chapter 8 Electromagnetic Waves NCERT Solutions
Electromagnetic Waves refer to those waves that propagate by simultaneous and periodic variation of the magnetic and electric field intensity. Through this NCERT solution for Class 12 Physics Chapter 8, you will be able to learn the entire topic of the chapter easily. Furthermore, this solution will also explain the formulas, illustration, and chart of the chapter.
Subtopics covered under NCERT Solutions for Class 12 Physics Chapter 8
8.1 Introduction
This topic discusses the way by which electric current generates magnetic fields and how these two exert pressure on each other. Furthermore, the topic highlights some key points that we discussed in previous chapters. Besides, the topic discusses what James clerk Maxwell find about electromagnetic current.
8.2 Displacement Current
This topic explains a displacement current with the help of an example or illustration. Also, the topic gives the formula of displacement current. Besides, there are various things discussed in the topic including the properties of displacement current.
8.3 Electromagnetic Waves
This topic discusses the various elements and source of electromagnetic waves.
8.3.1 Sources of Electromagnetic Waves- This topic outlines the various sources which can generate electromagnetic waves.
8.3.2 Nature of Electromagnetic Waves- This topic explains the different nature of electromagnetic waves that are shown in an experiment.
8.4 Electromagnetic Spectrum
This topic explains the electromagnetic spectrum of the different electromagnetic waves. Besides, these waves include infrared, ultraviolet, gamma, X-ray, etc.
8.4.1 Radio Waves- This topic tells about the electromagnetic spectrum of radio waves. Also, it tells their frequency that ranges from 500 to 1000 MHz. Besides, the different modules of radio use different bands.
8.4.2 Microwaves- This topic discusses a more short-wavelength radio wave. In addition, these waves are measured in Gigahertz (GHz). Furthermore, they generate in special vacuum tubes.
8.4.3 Infrared Waves- This topic outlines the waves that are produced by body or molecules. Besides, they are sometimes referred to as heatwaves.
8.4.4 Visible Rays-This topic explains the most common electromagnetic waves. Also, a human eye can detect it. Objects reflect these rays to help us see object.
8.4.5 Ultraviolet Rays- This topic defines what is an ultraviolet ray. Furthermore, they highlight how they produce and the sun is the main source of Ultraviolet rays.
8.4.6 X- Rays- This topic describes the electromagnetic spectrum that lies beyond ultraviolet rays. In addition, we use them medical filed to study the deformity of the skeleton.
8.4.7 Gamma Rays- These are high-frequency rays that radioactive nuclei emit.
Above all, the topic contains a chart that summarizes the different types of electromagnetic waves.
You can download NCERT Solutions for Class 12 Physics Chapter 8Â PDF by clicking on the button below.
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