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NCERT Class 11 Physics: Old vs New Syllabus Diff

GetSchoolsInfo Editorial6 min readUpdated 4 May 2026

In 2022, NCERT rationalised Class 11 Physics — removing content to reduce post-pandemic learning load. The current 2025-26 edition is the rationalised version. This page lists exactly what was removed against the pre-2022 syllabus, so students moving from older textbooks (or competing entrance exams that retain the old content) know what's different.

Why the 2022 NCERT rationalisation matters in 2026

In May 2022, NCERT issued the Rationalisation of Content in Textbooks booklet — the largest curriculum-trimming exercise NCERT had undertaken in decades. The official rationale was post-COVID 'learning loss reduction'. The result: roughly 30 percent of content across senior-class textbooks (Class 7-12) was removed, condensed, or relocated.

Four years later, in 2026, the rationalisation creates three distinct issues:

  1. Old textbooks still circulate. Pre-2022 NCERT print runs (and their PDFs) remain in homes, libraries, and online archives. Students using them inadvertently study chapters that are no longer on the current CBSE board paper. Hours of preparation evaporate.
  2. NTA didn't fully sync. The agency that conducts JEE / NEET / CUET continues to test several pre-2022 deleted topics. We maintain dedicated reconciliation pages for each entrance exam — see the related links below.
  3. NCF-SE 2024-25 has overlaid further changes. Class 1-7 received entirely new books in 2024-25 (with names like Ganita Prakash, Curiosity, Poorvi). These replaced both the 2022-rationalised editions and the pre-2022 originals. Class 8-12 remain on the 2022-rationalised editions as of 2025-26.

This page surfaces the 2022-vs-current diff for Class 11 Physics so students using legacy editions know exactly what's been removed, and entrance-exam aspirants know which deletions still appear on NTA papers.

Removed from NCERT Class 11 Physics (2022 rationalisation)

Removed content
Heat Engines — selected derivations
Carnot Cycle — selected proofs
Specific oscillation derivations

For NEET/JEE/CUET 2026 aspirants: several of these deletions are still in the entrance-exam syllabus. Cross-check our deleted-syllabus reconciliation pages before skipping any topic.

NCERT rationalisation booklet — Class 11 (official)
ncert.nic.in
PDF

How Indian Class 11 schools use NCERT Physics (UDISE+ 2024-25)

BoardSchools admitting Class 11Curriculum
CBSE (Central)9,164 in our databaseNCERT (this hub)
State boards (combined)24,193 in our databaseNCERT or state-aligned
ICSE / ISC (CISCE)1,286 in our databaseDifferent booklist
IB / Cambridge156 in our databaseIndependent of NCERT
Total Indian K-12 schools38,314+Sourced UDISE+ 2024-25

Find a school teaching NCERT Class 11 near you

GetSchoolsInfo's primary database covers 64,000+ Indian K-12 schools sourced from UDISE+ 2024-25. The cards below jump to city / metro search results filtered for CBSE-board schools (most of which follow NCERT).

Find a school by city

Top metros with CBSE schools.

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Up the hierarchy or to related references.

How Physics builds across classes in NCERT

Class 10 Physics foundation. The chapters in Physics you studied at Class 10 are the prerequisites for this material. If you found any Class 10 chapter difficult, revisiting it briefly before tackling the higher-order topics here pays off — the conceptual chain matters more than memorisation.

Class 12 Physics preview. Next year's Physics extends the conceptual frameworks introduced here. Strong Class 11 fundamentals make Class 12 manageable; weak Class 11 is the gap that compounds.

Entrance exam mapping. Class 11 + Class 12 NCERT combined form the foundation of JEE Main / NEET-UG / CUET-UG 2026 syllabi for Physics. We maintain dedicated reconciliation pages: /ncert/deleted-syllabus-neet-2026, /ncert/deleted-syllabus-jee-2026, /ncert/deleted-syllabus-cuet-2026.

Use the navigation cards above to move to the adjacent class hub or subject hub — the cross-class continuity is intentional in the NCERT framework.

Three ways students and parents use this page

As a study reference. Bookmark it on your phone, share the URL with your child or study group, and refer back during the academic year. The page structure is intentionally stable — same hierarchy, same sources, same labels — so revisiting it weeks later doesn't require re-orienting yourself.

As a verification anchor. When a coaching brochure or third-party education site claims something about NCERT — what's in / what's out / what's coming — cross-check it here. Every claim on this page links back to the official NCERT, CBSE, or NTA source. If a third-party claim contradicts what's here, follow our source link first; we cite the canonical document.

As a navigation hub. Each page links up (to the parent class hub or NCERT root) and across (to adjacent chapters, subjects, or related deletion pages). The hierarchy is designed to support depth-first browsing — start broad, drill down, and pop back up. Use the breadcrumbs at the top of every page to navigate the hierarchy without losing context.

If you're a teacher or counsellor, this page is also designed to print cleanly to a single PDF — no popups, no distracting ads, no required logins.

Beyond NCERT — other free Government of India learning resources

NCERT is the canonical syllabus, but it isn't the only free educational resource the Indian government publishes. Each of the platforms below complements NCERT for a specific use case.

ePathshala (epathshala.nic.in) is the Ministry of Education's digital reader for NCERT books. It hosts the same PDFs as ncert.nic.in but with an enhanced flipbook interface that's easier to read on phones. Use it when you want a screen-friendly reading experience rather than a download. Note: ePathshala does not host any content not also available on ncert.nic.in — both are sourced from the same NCERT-published files.

DIKSHA (diksha.gov.in) is the Ministry of Education's video-and-interactive content platform. It curates chapter-aligned videos (some from NCERT's own YouTube channel, some third-party), interactive quizzes, and 'energised textbook' augmentations — QR codes inside printed NCERT books that link to DIKSHA media. Use DIKSHA when you want video reinforcement of a chapter you've already read; it's not a substitute for the textbook.

Swayam (swayam.gov.in) hosts MOOCs (massive open online courses) from IITs, IIMs, IISc, and other Indian institutions of national importance. Most courses target undergraduates, but some target Class 11-12 with dedicated CBSE-aligned content. Genuinely useful for self-driven Class 11-12 students; the certificates are NPTEL/UGC-recognised.

Swayam Prabha (swayamprabha.gov.in) is a 32-channel DTH education broadcast that runs 24×7. Schedules align with the academic year. Useful for students in low-connectivity areas where streaming video is unreliable.

NCERT Official YouTube (youtube.com/@NCERTOFFICIAL) hosts chapter-aligned video lessons authored by NCERT-empanelled teachers. Free, embeddable, and authoritative — these are the videos we curate on our chapter pages where available.

Editorial policy and how this page is maintained

Every NCERT-related page on GetSchoolsInfo is built from the same editorial policy, summarised here for transparency:

Source-of-truth. All chapter PDFs and rationalisation booklets are hot-linked directly to ncert.nic.in — the official Government of India publisher of NCERT content. We do not host PDFs on our own CDN, we do not redirect through ads, and we do not wrap NCERT links behind a registration wall. If NCERT issues a corrected or updated PDF, the link auto-refreshes from NCERT's CDN — you always get the latest version.

No commercial upsell. We do not sell or promote commercial guidebooks (RD Sharma, Lakhmir Singh, Together with..., Educart, Oswaal, Arihant). For CBSE board preparation, NCERT textbooks plus NCERT Exemplar Problems are sufficient; commercial books are supplementary at best. For JEE / NEET / CUET preparation, coaching modules add problem volume but are not a replacement for NCERT mastery.

Update cadence. Class-level and subject-level pages are reviewed annually before the academic year start (March-April). Chapter-level PDF link health is checked monthly via automated cron. The dateModified field at the bottom of every page reflects the most recent content edit; the inside cover of each NCERT PDF carries the print-edition year.

Verification. Every factual claim on this page can be cross-checked against the official NCERT rationalisation booklet (BookletClass{N}.pdf on ncert.nic.in), the latest CBSE Sample Paper PDF (cbseacademic.nic.in), or the relevant NTA bulletin (NEET/JEE/CUET 2026 syllabus documents). Disagreements between NCERT and NTA are explicitly flagged via our deleted-syllabus reconciliation pages — we do not paper over the gap.

Spotted an error? Use the feedback widget at the bottom of this page or write to us. Errors get triaged within one working week.

Old vs new syllabus questions

It was the major one. NCERT subsequently rolled out NCF-SE 2023-aligned textbooks for Classes 6-7 (in 2024-25) with further structural changes. Class 8-12 remain on the 2022 rationalised content as of 2025-26.
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