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Chapter 4 of 10
Formula Sheet

Electricity — Formula Sheet

Tamil Nadu Board · Class 10 · Science

3 formulas from Electricity (Tamil Nadu Board Class 10 Science) on one page, grouped by topic. Includes Formula, Formula and It is the ratio of potential.

45 questions38 flashcards3 formulas & key relations5 concepts

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An illustration comparing the flow of water in a pipe to the flow of electric charge (current) in a conductor, highlighting the concept of 'current'.
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One of 13 illustrations for Electricity in Super Tutor — alongside flashcards, concept maps and practice questions.

3 Entries · 3 Sections

Formulas and Key Relations

Electric Current and Electric Circuit

Formula

I = Q/t, where Q is charge in Coulombs and t is time in seconds.

Electric Potential and Potential Difference

Formula

V = W/Q

Key relations

It is the ratio of potential difference to current

R = V/I.

Full sheet with units and worked examples

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Frequently Asked Questions

What are the important topics in Electricity for Tamil Nadu Board Class 10 Science?
Key topics in Electricity include Electric Current and Electric Circuit, Electric Potential and Potential Difference, Ohm's Law and Resistance, System of Resistors – Series and Parallel Combinations. Study these first, then practise questions on each for the Tamil Nadu Board Class 10 board exam.
How many formulas are in Electricity?
This sheet lists 3 formulas from Electricity, grouped by topic. Learn what each symbol stands for so you can apply the formula, not just recall it.
How should I revise Electricity for the Tamil Nadu Board Class 10 board exam?
Learn the core ideas first, then work through the 45 practice questions on Electricity. Revise definitions regularly and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

More resources for Electricity

All Tamil Nadu Board Class 10 Science Formula Sheet

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