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Chapter 26 of 28
Syllabus

NucleiSyllabus

TG EAPCET · Physics

Free Nuclei syllabus for TG EAPCET Physics 2026 — topics covered, weightage, and preparation priorities for this chapter.

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A diagram illustrating the vast difference in size between an atom and its nucleus, showing the nucleus as a tiny dot at the center of a much larger electron cloud.
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Nuclei — Syllabus & Topics

Topics covered in Nuclei for TG EAPCET Physics.

Topics in Nuclei

1

Atomic Masses and Composition of Nucleus

  • The nucleus contains protons and neutrons (collectively called nucleons)
  • Atomic number (Z) = Number of protons
  • Mass number (A) = Number of protons + Number of neutrons
2

Size of the Nucleus

  • Nuclear radius R = R₀A^(1/3) where R₀ = 1.2 × 10⁻¹⁵ m
  • Nuclear volume is proportional to mass number A
  • Nuclear density is constant for all nuclei ≈ 2.29 × 10¹⁷ kg/m³
3

Mass-Energy and Nuclear Binding Energy

  • Mass defect (Δm) = [Z·mₚ + (A-Z)·mₙ] - M
  • Binding energy Eᵦ = Δm·c² (energy equivalent of mass defect)
  • Binding energy per nucleon = Eᵦ/A
4

Nuclear Force

  • Nuclear force is strongest force in nature within its range
  • Acts only within ~1 fm range (short-range force)
  • Charge independent - same between p-p, p-n, and n-n pairs

Key Concepts

The nucleus contains protons (charge +eNuclear radius R = R₀A^(1/3)Einstein's E = mc² relates massStrong nuclear force holds nucleons togetherSpontaneous nuclear disintegration with particle emission

Frequently Asked Questions

What topics are covered in Nuclei for TG EAPCET?
Nuclei is an important chapter in TG EAPCET Physics. It covers key concepts and formulas that are frequently tested in the exam. Key topics include: Atomic Masses and Composition of Nucleus, Size of the Nucleus, Mass-Energy and Nuclear Binding Energy, Nuclear Force.
How important is Nuclei for TG EAPCET?
Nuclei is a frequently tested chapter in TG EAPCET Physics. Questions from this chapter appear regularly in previous year papers. There are 334 practice questions available for this chapter.
How to prepare Nuclei for TG EAPCET?
Start by understanding the core concepts, then solve practice questions. Focus on formulas and their applications. Use revision notes for quick review before the exam.

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Practice questions, revision notes, formula sheet and AI doubt-solver for TG EAPCET Physics.