class 10 science electricity
CBSE Class 10 Science – Electricity Notes PDF (Free Download)
Electricity is one of the most important chapters in CBSE Class 10 Science, and mastering it can boost your Physics marks significantly. To help you revise effectively, we have prepared colourful handwritten notes covering every topic from the chapter in a simple and visually engaging way.
These notes are available as a free PDF download, so you can study offline and revise anytime.
📚 Topics Covered in the Notes
- Electric Circuit – Understanding the path of electric current and its components.
- Electric Current – Definition, formula, and units.
- Electric Potential Difference – Concept, measurement, and significance.
- Circuit Diagram and Symbols – Standard symbols and their usage in diagrams.
- Ohm’s Law – Statement, mathematical expression, and graph.
- Resistance – Definition, factors affecting resistance, and unit.
- Resistors in Series – Formula, derivation, and numerical examples.

- Resistors in Parallel – Formula, derivation, and numerical examples.
- Heating Effect of Electric Current – Concept and causes.
- Joule’s Law of Heating – Mathematical explanation and derivation.
- Practical Applications of Heating Effect – Electric heaters, bulbs, geysers, etc.
- Electric Fuse – Working principle and safety uses.
- Electric Power – Definition, formula, units, and numericals.
💡 Why These Notes Are Helpful
- Colour-coded for easy memory retention.
- Includes diagrams and circuit symbols for better visual learning.
- Follows NCERT Class 10 Science syllabus completely.
- Easy to understand for quick revision before exams.