Practical Electrical & Electronics Engineering
Practical Learning for Real-World Engineering
This website focuses on building a practical understanding of Electrical and Electronics Engineering.
Instead of only theoretical explanations, concepts are explained as they are applied in real industrial systems.
What You Will Find Here:
• Clear explanations of electrical concepts
• Practical industrial applications
• System-level understanding
• Real engineering problem-solving insights
Whether you are a student or a working professional, this platform will help you strengthen your practical understanding of engineering.
The content is based on real field experience gained by G K Agrawal during his work on various industrial projects.
You will learn:
• Experience-based engineering concepts
• Practical knowledge beyond textbooks
• Real-world applications used in industry
The knowledge you get will be in addition to the textbook knowledge, many times.
This website provides free knowledge in electrical and electronics engineering.
Some important topics covered include:
Neutral wire voltage, Power factor, Open circuit CT transformer, why 30 mA RCCB breaker, Motor type in train engine, AFCI AFDD breaker, and AC DC – supply danger to humans.
You can also explore the YouTube channel “G K Agrawal” for detailed video explanations.
A few of the important latest posts are
- Bullet Train fast Kaise chalti hai | High-Speed Train: Working Principle
- Difference between a Normal diode and a Zener diode: Explained
- Why is high voltage in the home?: Industry expert explains
- Differences between MOSFET and IGBT
- Electrical noise in electrical and electronics circuits: How to remove it
- What is a Wire Wound resistor without inductance?

About the Author – G K Agrawal is a retired Sr. DGM from BHEL and an Electrical & Electronics engineering professional with extensive industry and R&D experience. Through this blog and YouTube channel, he shares practical insights to help students and professionals understand real-world engineering applications. Read more about him here.


Very informative technical blog by expert.