Course Overview
CLASS 11 PHYSICS
The subject of Physics introduces students to different concepts such as Thermodynamics, Kinematics, the Physical World & Measurements, Gravitation, Motion of Particles, Oscillation & Waves, Kinetic Theory of Gases and much more.
CHAPTER-1 PHYSICAL WORLD
CONTENTS
1.1 What is physics?
1.2 Scope and excitement of physics
1.3 Physics, technology and society
1.4 Fundamental forces in nature
1.5 Nature of physical laws
CHAPTER- 2 UNITS AND MEASUREMENT
CONTENTS
2.1 Introduction
2.2 The international system of units
2.3 Measurement of length
2.4 Measurement of mass
2.5 Measurement of time
2.6 Accuracy, the precision of instruments and errors in measurement
2.7 Significant figures
2.8 Dimensions of physical quantities
2.9 Dimensional formulae and dimensional equations
2.10 Dimensional analysis and its applications
CHAPTER-3 MOTION IN A STRAIGHT LINE
CONTENTS
3.1 Introduction
3.2 Position, path length and displacement
3.3 Average velocity and average speed
3.4 Instantaneous velocity and speed
3.5 Acceleration
3.6 Kinematic equations for uniformly accelerated motion
3.7 Relative velocity
CHAPTER-4 MOTION IN A PLANE
CONTENTS
4.1 Introduction
4.2 Scalars and vectors
4.3 Multiplication of vectors by real numbers
4.4 Addition and subtraction of vectors — graphical method
4.5 Resolution of vectors
4.6 Vector addition — analytical method
4.7 Motion in a plane
4.8 Motion in a plane with constant acceleration 4.9 Relative velocities in two dimensions
4.10 Projectile motion
4.11 Uniform circular motion
CHAPTER- 5 LAWS OF MOTION
CONTENTS
5.1 Introduction
5.2 Aristotle’s fallacy
5.3 The law of inertia
5.4 Newton’s first law of motion
5.5 Newton’s second law of motion
5.6 Newton’s third law of motion
5.7 Conservation of momentum
5.8 Equilibrium of a particle
5.9 Common forces in mechanics
5.10 Circular motion
5.11 Solving problems in mechanics
CHAPTER- 6 WORK, ENERGY AND PAPER
CONTENTS
6.1 Introduction
6.2 Notions of work and kinetic energy: The work-energy theorem
6.3 Work
6.4 Kinetic energy
6.5 Work done by a variable force
6.6 The work-energy theorem for a variable force 6.7 The concept of potential energy
6.8 The conservation of mechanical energy
6.9 The potential energy of a spring
6.10 Various forms of energy: the law of conservation of energy
6.11 Power
6.12 Collisions
CHAPTER- 7 SYSTEMS OF PARTICLES AND ROTATIONAL MOTION
CONTENTS
7.1 Introduction
7.2 Centre of mass
7.3 Motion of centre of mass
7.4 Linear momentum of a system of particles
7.5 Vector product of two vectors
7.6 Angular velocity and its relation with linear velocity
7.7 Torque and angular momentum
7.8 Equilibrium of a rigid body 7.9 Moment of inertia
7.10 Theorems of perpendicular and parallel axes 7.11 Kinematics of rotational motion about a fixed axis
7.12 Dynamics of rotational motion about a fixed axis
7.13 Angular momentum in case of rotation about a fixed axis
7.14 Rolling motion
CHAPTER-8 GRAVITATION
CONTENTS
8.1 Introduction
8.2 Kepler’s laws
8.3 Universal law of gravitation
8.4 The gravitational constant
8.5 Acceleration due to the
The gravity of the earth
8.6 Acceleration due to gravity below and above the surface of the earth
8.7 Gravitational potential energy
8.8 Escape speed
8.9 Earth satellites
8.10 Energy of an orbiting satellite
8.11 Geostationary and polar satellites
8.12 Weightlessness
CHAPTER-9 MECHANICAL PROPERTIES OF SOLIDS
In a solid, atoms and molecules are arranged in such a way that each molecule is acted upon by the forces due to the neighbouring molecules.
CONTENTS
9.1 Introduction
9.2 Elastic behaviour of solids
9.3 Stress and strain
9.4 Hooke’s law
9.5 Stress-strain curve
9.6 Elastic moduli
9.7 Applications of elastic behaviour of materials
CHAPTER- 10 MECHANICAL PROPERTIES OF FLUIDS
Fluids are substances which can flow e.g., liquids and gases. It does not possess a definite shape.
CONTENTS
10.1 Introduction
10.2 Pressure
10.3 Streamline flow
10.4 Bernoulli’s principle
10.5 Viscosity
10.6 Reynolds number
10.7 Surface tension
CHAPTER-11 THERMAL PROPERTIES OF MATTER
Thermal properties are those properties of a material which is related to its conductivity of heat. In other words, these are the properties that are exhibited by a material when heat is passed through it. Thermal properties come under the broader topic of the physical properties of materials.
CONTENTS
11.1 Introduction
11.2 Temperature and heat
11.3 Measurement of temperature
11.4 Ideal-gas equation and absolute temperature 11.5 Thermal expansion
11.6 Specific heat capacity
11.7 Calorimetry
11.8 Change of state
11.9 Heat transfer
11.10 Newton’s law of cooling
CHAPTER-12 THERMODYNAMICS
Thermodynamics is the study of the relations between heat, work, temperature, and energy. The laws of thermodynamics describe how the energy in a system changes and whether the system can perform useful work on its surroundings.
CONTENTS
12.1 Introduction
12.2 Thermal equilibrium
12.3 Zeroth law of Thermodynamics
12.4 Heat, internal energy and work
12.5 First law of thermodynamics
12.6 Specific heat capacity
12.7 Thermodynamic state variables and equation of state
12.8 Thermodynamic processes
12.9 Heat engines
12.10 Refrigerators and heat pumps
12.11 Second law of thermodynamics
12.12 Reversible and irreversible processes
12.13 Carnot engine
CHAPTER- 13 KINETIC THEORY
Kinetic theory explains the behaviour of gases based on the idea that gas consists of rapidly moving atoms or molecules.
CONTENTS
13.1 Introduction
13.2 Molecular nature of matter
13.3 Behaviour of gases
13.4 Kinetic theory of an ideal gas
13.5 Law of equipartition of energy
13.6 Specific heat capacity
13.7 Mean free path
CHAPTER- 14 OSCILLATIONS
The motion of a body is said to be oscillatory motion if it moves to and fro about a fixed point after regular intervals of time.
CONTENTS
14.1 Introduction
14.2 Periodic and oscillatory motions
14.3 Simple harmonic motion
14.4 Simple harmonic motion and uniform circular motion
14.5 Velocity and acceleration in simple harmonic motion
14.6 Force law for simple harmonic motion
14.7 Energy in simple harmonic motion
14.8 Some systems executing simple harmonic motion
14.9 Damped simple harmonic motion
14.10 Forced oscillations and resonance
CHAPTER- 15 WAVES
A wave is a disturbance in a medium that carries energy without a net movement of particles. It may take the form of elastic deformation, a variation of pressure, electric or magnetic intensity, electric potential, or temperature.
CONTENTS
15.1 Introduction
15.2 Transverse and longitudinal waves
15.3 Displacement relation in a progressive wave 15.4 The speed of a travelling wave
15.5 The principle of superposition of waves
15.6 Reflection of waves
15.7 Beats
15.8 Doppler effect
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