NCERT Solutions For Class 12 Physics Chapter 8 Electromagnetic Waves
NCERT solutions for class 12 physics chapter 8 Electromagnetic Waves: Maxwell introduced the term displacement current to remove inconsistency in Ampers law. The solutions of NCERT class 12 physics chapter 8 electromagnetic waves starts with the question related to the concept of displacement current. Other topics covered in the chapter are Maxwell’s equations and electromagnetic waves and their properties and applications, the equation of electromagnetic wave and the relation between the magnetic field, electric field, and speed of light. P roblems related to the electromagnetic spectrum are also discussed in CBSE NCERT solutions for class 12 physics chapter 8 electromagnetic waves. The solutions of NCERT helps in testing the knowledge about the concepts studied in the chapter. Different electromagnetic waves and their wavelength are listed in the below table. Questions based on this table are also discussed in the NCERT solutions for class 12 physics chapter 8 electromagnetic waves.
Range of wavelength:
Electromagnetic wave type
Greater than 0.1 m
0.1m to 1 mm
1mm to 700 nm
700 nm to 400 nm
400 nm to 1nm
1nm to 0.001nm
Less than 0.001nm
NCERT solutions for class 12 physics chapter 8 electromagnetic waves exercise:
NCERT solutions for class 12 physics chapter wise
NCERT solutions subject wise
Significance of NCERT solutions for class 12 physics chapter 8 electromagnetic induction:
- For CBSE board exam 4% questions are expected from this chapter.
- CBSE NCERT solutions for class 12 physics chapter 8 electromagnetic waves will give a clear idea about how to use the formulas studied in the chapter.
- For exams like NEET and JEE main one or two questions are asked from the chapter.
- Questions based on wave equation are expected from the chapter. The relation between electric field, magnetic field and speed of light is also important. There are questions based on these concepts in the NCERT solutions for class 12 physics chapter 8 electromagnetic waves.
Frequently Asked Question (FAQs) - NCERT Solutions For Class 12 Physics Chapter 8 Electromagnetic Waves
Question: What are the prerequisite of the NCERT chapter electromagnetic waves
Before starting the preparation of NCERT class 12 chapter 8 it is better to have an idea of chapters 1 to 7. Chapter 1 to 7 are interconnected
Question: How many questions are expected from electromagnetic waves for NEET
One question from chapter 8 electromagnetic waves can be expected for neet exam. The questions can be theoretical or numerical
Question: What is the weightage of the NCERT class 12 chapter electromagnetic wave for JEE Main
From the chapter electromagnetic waves, one question can be expected for JEE Main. More than one questions can also be asked.
Question: How many marks are alloted to electromagnetic wave for CBSE board exams
3 to 5 marks questions are asked from class 12 chapter electromagnetic waves for CBSE board exams