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** Notes on International System of Units, SI Units, Properties and Definitions, Norms for writing unit symbols

** Units and Measurements - Notes on Measurements

** Notes on Significant Figures and its Rules - Units and Measurements

** Error Analysis, Classification, Types and Definition of Errors | Free online notes, study materials on Chapter 2, Class 11 NCERT Physics

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· A
complete CBSE Guess and Guide with CBSE Notes and additional Board Level CBSE
Physics Practice Questions and Answers on topics covering all chapters of Class
XI NCERT Physics (Part 1) important not only for Board Exams, but also for
NEET, AIPMT, JEE, IIT and other Engineering and Medical Entrance Exams, NTSE,
KVPY plus some Admission Tests.

· Chapter
wise NCERT Solutions, NCERT Answers for CBSE Class 11, Physics (Part I).

· A
complete Class XI CBSE Physics Guide carrying CBSE Notes and additional CBSE Questions
with their solutions on various topics from Class 11 NCERT Physics Part I
textbook.

· Click
links given under each chapter in the table below.

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**CBSE NCERT Solutions of Class 11 NCERT Physics (Part 2)****CBSE Class 11 NCERT Physics Part I**

*(*__NCERT Solutions – CBSE Guide - CBSE Guess - NCERT Answers - CBSE Notes__*)***CHAPTER 1: PHYSICAL WORLD**

*What is Physics; Scope and Excitement of Physics; Physics, Technology and Society; Fundamental Forces in Nature; Nature of Physical Laws*

**CHAPTER 2: UNITS AND MEASUREMENTS**

*The International System of Units; Measurement of Length; Measurement of Mass; Measurement of Time; Accuracy, Precision of Instruments and Errors in Measurements; Significant Figures; Dimensions of Physical Quantities; Dimensional Formula and Dimensional Equations; Dimensional Analysis and its Applications*

****Units, Dimensions, Measurements and Error Analysis - Notes on Physical World and Quantities - fundamental or basic, derived, supplementary quantities

** Notes on International System of Units, SI Units, Properties and Definitions, Norms for writing unit symbols

** Units and Measurements - Notes on Measurements

** Notes on Significant Figures and its Rules - Units and Measurements

** Error Analysis, Classification, Types and Definition of Errors | Free online notes, study materials on Chapter 2, Class 11 NCERT Physics

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**CHAPTER 3: MOTION IN A STRAIGHT LINE**

*Position, Path Length and Displacement; Average Velocity and Average Speed; Instantaneous Velocity and Speed; Acceleration; Kinematic Equations for Uniformly Accelerated Motion; Relative Velocity*

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**CHAPTER 4: MOTION IN A PLANE**

*Scalars and Vectors; Multiplication of Vectors by Real Numbers; Addition and Subtraction of Vectors - Graphical Method; Resolution of Vectors; Vector Addition - Analytical Method; Motion in a Plane; Motion in a Plane with Constant Acceleration; Relative Velocity in Two Dimensions; Projectile Motion; Uniform Circular Motion*

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**CHAPTER 5: LAWS OF MOTION**

*Aristotle’s Fallacy; The Law of Inertia; Newton's First Law of Motion; Newton's Second Law of Motion; Newton's Third Law of Motion; Conservation of Momentum; Equilibrium of a Particle; Common Forces in Mechanics; Circular Motion; Solving Problems in Mechanics*

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**CHAPTER 6: WORK, ENERGY AND POWER**

*Notions of Work and Kinetic Energy: The Work-Energy Theorem; Work; Kinetic Energy; Work done by a Variable Force; The Work-Energy Theorem for a Variable Force; The Concept of Potential Energy; The Conservation of Mechanical Energy; The Potential Energy of a Spring; Various Forms Energy: The Law of Conservation of Energy; Power; Collisions*

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**CHAPTER 7: SYSTEM OF PARTICLES AND ROTATIONAL MOTION**

*Centre of Mass; Motion of Center of Mass; Linear Momentum of a System of Particles; Vector Product of Two Vectors; Angular Velocity and its Relation with Linear Velocity; Torque and Angular Momentum; Equilibrium of a Rigid Body; Moment of Inertia; Theorems of Perpendicular and Parallel Axes; Kinematics of Rotational Motion about a Fixed Axis; Dynamics of Rotational Motion about a Fixed Axis; Angular Momentum in case of Rotations about a Fixed Axis; Rolling Motion*

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**CHAPTER 8: GRAVITATION**

*Kepler's Laws; Universal Law of Gravitation; The Gravitational Constant; Acceleration due to Gravity of Earth; Acceleration due to Gravity below and above the Surface of Earth; Gravitational Potential Energy; Escape Speed; Earth Satellite; Energy of an Orbiting Satellite; Geostationary and Polar Satellites; Weightlessness*

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