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JEE Strategy1 min read

JEE Main Physics: Mechanics vs Electricity vs Modern Physics Weightage

How do JEE Main Physics questions split between mechanics, heat, electricity and magnetism, optics and modern physics? Five years of data grouped for study planning.

Edurack

October 21, 2026

Physics has 20 chapters. Grouping them into the blocks students actually think in makes planning much easier.

The split

This grouping is our own, built for planning.

BlockChaptersQuestions 2022–26Share of Physics 2024–26
Mechanics7102234.0%
Electricity and magnetism586329.0%
Modern physics and electronics337913.1%
Optics124910.1%
Measurement and experiments21587.0%
Heat and thermodynamics21936.7%

What this tells you

  • Electricity and magnetism is the biggest block. It has five chapters and several heavy ones.
  • Mechanics is large because it has seven chapters, but its weight is spread thin across them.
  • Optics is a single chapter that carries a whole block's weight. It is the top chapter in Physics.

A suggested order

  1. Optics (Optics), the top chapter.
  2. The electricity and magnetism block: Electrostatics, Magnetic Effects of Current and Magnetism and Current Electricity
  3. Properties of Solids and Liquids from mechanics, the largest single mechanics chapter.
  4. The remaining mechanics, heat and modern physics blocks.

Physics weightage ranking →

Frequently Asked Questions

Which Physics block has the most weight?

By 2024–26 share, Mechanics leads.

Is the grouping official?

No. It is our own grouping for study planning.

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