JOIN WHATSAPP
STORIES

NCERT Class 12 Physics Chapter 4: Moving Charges and Magnetism PDF – Download and Key Concepts

Chapter 4 of Class 12 Physics, Moving Charges and Magnetism, dives deep into the world of magnetic fields and their interaction with moving electric charges. The chapter introduces essential topics like the magnetic force on a moving charge, Ampere’s law, magnetic field due to current-carrying conductors, and the Biot-Savart law. These concepts are foundational for

NCERT Class 12 Physics Chapter 4: Moving Charges and Magnetism

Chapter 4 of Class 12 Physics, Moving Charges and Magnetism, dives deep into the world of magnetic fields and their interaction with moving electric charges. The chapter introduces essential topics like the magnetic force on a moving charge, Ampere’s law, magnetic field due to current-carrying conductors, and the Biot-Savart law. These concepts are foundational for understanding how magnetic fields influence electrical currents and are vital in modern-day applications like motors, generators, and transformers.

This chapter is crucial for understanding electromagnetic theory, which has direct applications in devices such as electric motors, transformers, and even medical technologies like MRI scanners. This article will break down the essential concepts of Moving Charges and Magnetism, making it easier for you to grasp and apply them to both theoretical and numerical problems. Additionally, I’ll provide you with a direct link to download the NCERT PDF for this chapter, so you can study efficiently.

Key Concepts in Moving Charges and Magnetism

Class 12 Physics Chapter 4 covers the following fundamental concepts:

  • Magnetic Field and Force:
    • The magnetic force on a moving charge
    • Formulae for magnetic force
    • Right-hand rule for direction of force
    • Force on a current-carrying conductor
    • Concept of torque in a magnetic field
  • Magnetic Field due to a Current-Carrying Conductor:
    • Magnetic field around a straight conductor
    • Magnetic field due to a circular loop of current
    • Solenoid and its magnetic field
    • Ampere’s law and its applications
  • Biot-Savart Law:
    • Derivation of Biot-Savart law
    • Application of the law to calculate magnetic fields
    • Magnetic field due to a current-carrying wire
  • Magnetic Properties of Materials:
    • Concept of magnetization
    • Types of magnetic materials: diamagnetic, paramagnetic, and ferromagnetic
    • Curie’s law and its significance
  • Electromagnetic Induction:
    • Faraday’s law of induction
    • Lenz’s law and its applications
    • Induced emf and its mathematical representation

These concepts form the basis for understanding more advanced topics in electromagnetism and physics as a whole. They are highly important for solving numericals and understanding the interactions between electricity and magnetism.

Download PDF – NCERT Class 12 Physics Chapter 4: Moving Charges and Magnetism

For a more comprehensive understanding of this chapter, downloading the official NCERT PDF is an excellent choice. The PDF includes detailed explanations, diagrams, and a variety of problems for practice. Having a copy of the chapter will allow you to study offline and refer back to it whenever necessary.

NCERT Class 12 Physics Chapter 4: Moving Charges and Magnetism

Leave a Comment

End of Article

NCERT Class 12 English Vistas Chapter 6: Memories of Childhood PDF Download & Complete Summary

Memories of Childhood is Chapter 6 in the Class 12 English Vistas textbook by NCERT. What makes this chapter special is that it’s not a single story—it’s made up of two autobiographical excerpts written by two women, Zitkala-Sa and Bama. Both narrate incidents from their early lives that reflect the discrimination they faced because of

NCERT Class 12 English Vistas Chapter 6: Memories of Childhood

Memories of Childhood is Chapter 6 in the Class 12 English Vistas textbook by NCERT. What makes this chapter special is that it’s not a single story—it’s made up of two autobiographical excerpts written by two women, Zitkala-Sa and Bama. Both narrate incidents from their early lives that reflect the discrimination they faced because of their identity. While Zitkala-Sa was a Native American who suffered cultural oppression, Bama grew up as a Dalit in South India, dealing with caste-based discrimination. These two stories are placed together in the chapter to show that such issues exist in many parts of the world.

I decided to write about this chapter because it’s different from the others in the book. It’s not fiction, but a real account of how young children feel when they are treated unfairly just because of their background. When I first read Bama’s story, I couldn’t stop thinking about how common such behaviour still is in many Indian towns. These stories make us more aware and sensitive. As students, we need to understand not just grammar and vocabulary but also social realities. This chapter is an important step towards building that understanding.

What is “Memories of Childhood” About?

This chapter includes two short autobiographical narratives that focus on childhood memories shaped by discrimination and injustice.

Part One: The Cutting of My Long Hair by Zitkala-Sa

This section is written by a Native American woman who was taken to a missionary school where they tried to make her behave like a “white” child. She describes how humiliating it was when her long hair was forcibly cut, which in her culture was a sign of defeat. She feels powerless, angry, and alien in a place that tries to erase her identity.

Part Two: We Too Are Human Beings by Bama

Bama’s story takes place in a village in Tamil Nadu. She is a young Dalit girl who notices how upper-caste people treat her community with disrespect. She sees a man carrying food for his master without touching it, just because of his caste. When she narrates this incident to her brother, he tells her about caste discrimination and advises her to study hard to earn respect and equality.

Main Characters:

  • Zitkala-Sa – A Native American girl forced to give up her culture at a white-run school
  • Bama – A young Dalit girl who slowly becomes aware of social injustice

Key Themes:

  • Discrimination based on race and caste
  • Childhood trauma and awareness
  • Loss of identity
  • Education as a tool for change

Why This Chapter Matters for Students

  • Real stories: It helps students connect emotionally to real-life problems faced by children
  • Relevant to society: Topics like caste and cultural identity are still important in today’s India
  • CBSE exam favourite: Frequently asked in long and value-based questions
  • Builds empathy: Helps students look beyond textbooks and understand people around them better
  • Teaches resilience: Both writers turned their pain into power through education and awareness

Download PDF

You can download the official NCERT Class 12 English Vistas Chapter 6 PDF from here:

NCERT Class 12 English Vistas Chapter 6: Memories of Childhood

Leave a Comment

End of Article

Loading more posts...