Dielectric Constant & Permittivity | Concept, Formula & Applications | Engineering Materials

Описание: 📘Dielectric Constant & Permittivity | Concept, Formula & Applications | Engineering Materials

In this video, we explain Dielectric Constant and Permittivity, two important electrical properties of insulating materials studied in Engineering Materials and Electrical Engineering. This lecture is specially designed for Polytechnic and Diploma engineering students.

You will learn how dielectric materials respond to an electric field, the meaning of permittivity, and how dielectric constant affects capacitance and insulation performance. The topic is explained in a simple, clear, and exam-oriented manner, making it ideal for beginners, revision, and semester exam preparation.

🎯 Who Should Watch This Video?

✅ Polytechnic Engineering Students
✅ Diploma Electrical & Electronics Students
✅ ITI & Technical Students
✅ Beginners learning Electrical Engineering Materials
✅ Students preparing for semester exams & viva
✅ Technical competitive exam aspirants

📚 Topics Covered in This Video

✔ Definition of Permittivity (ε)
✔ Dielectric Constant (Relative Permittivity εr)
✔ Relationship Between ε and ε₀
✔ Formula and Units
✔ Effect on Capacitance
✔ Polarization in Dielectric Materials (Basic Idea)
✔ Examples of Dielectric Materials (Air, Glass, Water, etc.)
✔ Practical Electrical Applications

⚡ Why This Topic is Important

Understanding dielectric constant and permittivity helps in:

Designing capacitors and insulation systems

Improving electrical energy storage

Understanding electric field behavior in materials

Polytechnic & diploma exam preparation


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