Physics XI CBSE
About the Course
Physics is that branch of science which deals with the nature and properties of matter and energy. The main matter of physics includes mechanics, heat, light and other radiation, sound, electricity, magnetism, and the structure of atoms. Class – 11 th course focus on  in depth understanding of the basic fundamentals to explore the fundamental laws and principles of Physics. The content is created in a concise manner which is best suited for the revision and reinforcement of syllabus.
Distinguishing features

 Topics have been grouped into articles and sequence of the topics has been maintained to keep the logical understanding of interrelated topic clear.
 All possible experimental verification has been discussed here in details considering relevant examples.
 At the end of every chapter summary has been provided with the aim of quick revision.
 Also every chapter has quiz with complete detailed solution with the motive to test your knowledge.
Learning Objectives

 Enhancing the school based knowledge of the student at early level.
 Making the course easy and sophisticated emphasizing competency based educational process.
 With this course the learner particularly explores responds invents and bring out the meaning to the relevant things.
 Students can construct sufficient knowledge of Physics.
 Overall holistic development of children studying the course.
 This course helps students to learn about many of the phenomena which they observe in their daily routine.
Requirements

 Refine their literary sensibility and enrich their aesthetic life through different literary genres.
 Student should have different language notice.
 use a dictionary or library to access to difficult term.
Target Audeience

 Who is learning physics in class XI  student of class 11 th & 12 th preparing for their Boards.
 This course mainly targets the age student preparing for some of the govt. examination particularly for teaching field.
1.Physical World
The main focus of this chapter is Physics, scope and excitement; nature of physical laws, Physics, technology and society.
2.System of Units
In this chapter we will gain knowledge about need for measurement Units of measurement, systems of units, SI units, fundamental and derived units.
3.Length, mass and time measurements
In this chapter we will learn about atomic to astronomical range of variation of length , length measurements, time measurements, mass and weight measurements.
4.Significant Figures and Error Analysis
The main focus of this chapter is accuracy and precision of measuring instruments, errors in measurement, significant figures.
5.Dimensional analysis
In this chapter we will learn about dimensions of physical quantities, dimensional analysis and its applications.
6.Mathematical tools
In this chapter we will study about graphs and its uses , formulae of Algebra , quadratic equation , Binomial theorem, trigonometrical function, T ratios , important formulae of trigonometry, two systems of logarithms, characteristic and Mantissa .
7.Uniform Motion
In this chapter we will learn about mechanics, statics, particle kinematics, particle dynamics, objects in motion, concept of a point object, motion in one ,two or three dimensions , frame of reference, motion in a straight line, positiontime graph, speed and velocity, elementary concepts of differentiation and integration for describing motion, uniform and nonuniform motion, average speed and instantaneous velocity.
8.Uniformly accelerated motion
In this chapter we will learn about acceleration – average, instantaneous , uniform and variable acceleration, speeding up and slowing down, velocitytime and position time graphs, relation for uniformly accelerated motion (graphical treatment).
9.Vectors
In this chapter we will learn about scalar and vector quantities, position and displacement vectors, general vectors and their notations, equality of vectors, multiplication of vectors by a real number, addition and subtraction of vectors, relative velocity, unit vector, resolution of a vector in a plane, rectangular components, scalar and vector product of vectors.
10.Motion in a Plane
In this chapter we will focus on topics like projectile motion, types of projectile ,horizontal projectile , trajectory of oblique projectile, maximum height , time of flight, horizontal range , cases of uniform velocity and uniform acceleration projectile motion, uniform circular motion.
11.Newton's Laws of Motion
In this chapter we will study about intuitive concept of force, inertia , Newton's first law of motion , momentum and Newton's second law of equilibrium of concurrent forces; unit and dimension of force, impulse, impulse momentum theorem; connected motion ; law of conservation of linear momentum; inertial and non – inertial frame of reference.
12.Friction
The main focus of this chapter is friction  sliding , limiting ,static and kinetic friction; coefficient of friction , angle of friction, laws of friction, rolling friction, lubrication.
13.Dynamics of Uniform Circular Motion
In this chapter we will learn about measuring of angle, angular displacement , angular velocity, angular acceleration; vector relation between linear and angular displacement ; scalar relation between linear and angular velocities ; scalar relation between linear and angular acceleration ; centripetal force, examples of circular motion (vehicle on a level circular road, vehicle on a banked read).
14.Work, Energy and Power
In this chapter we will study about work done by a constant force and a variable force, kinetic energy, workenergy theorem, power, motion of potential energy, potential energy of a spring, conservative forces, conservation of mechanical energy (kinetic and potential energies), nonconservative forces, motion in a vertical circle elastic and inelastic collisions in one and two dimensions.
15.Centre of mass
In this chapter we will study about centre of mass of a twoparticle system, momentum conservation and centre of mass motion , centre of mass of a rigid body centre of mass of a uniform rod; moment of a force, torque, angular momentum, law of conservation of angular momentum and its applications.
16.Rotational Mechanics and Moment of Inertia
In this chapter we will learn about equilibrium of rigid bodies, rigid body rotation and equations of rotational motion, comparison of linear and rotational motions, moment of inertia, radius of gyration, values of moments of inertia for simple geometrical objects , statement of parallel and perpendicular axes theorems and their applications.
17.Gravitation
In this chapter we will learn about Keplar's laws of planetary motion, universal law of gravitation. Acceleration due to gravity and its variation with altitude and depth, gravitational potential energy and gravitational potential; escape velocity, orbital velocity of a satellite , geostationary satellites.
18.Mechanical Properties of Solids
In this chapter we will learn about elastic behaviour, stressstrain relationship, Hooke's law, Young's modulus, bulk modulus, shear modulus of rigidity, Poisson's ratio, elastic energy.
19.Fluid at Rest
In this chapter we will study about fluids, density and specific gravity, fluids in equilibrium, pressure, pressure due to a fluid column, Pascal's Law, hydrostatic paradox, atmospheric pressure, Torricelli's Experiment, OpenTube Manometer, different units of pressure, variation of atmospheric pressure with height, buoyancy, Archimedes Principle.
20.Fluid in Motion
In this chapter we will learn about viscosity, unit of n, Relation between decapoise and poise, Stoke's Law, terminal velocity, flow of liquid through a pipe, Poiseuille's Equation , streamline flow, laminar flow and velocity profile, turbulent Flow, critical velocity, Reynolds Number, importance of viscosity , equation of continuity, energies possessed by a liquid, Bernoulli's Theorem, Torricelli's Theorem.
21.Surface Tension
In this chapter we will focus on topics like intermolecular forces, origin of intermolecular forces, molecular range, surface tension, experiments to illustrate surface tension, difference between the behaviour of an ordinary stretched elastic membrane and that of a free surface of a liquid, surface film, Surface Energy.
22.Mechanical Properties of Fluids
In this chapter we will study about pressure due to a fluid column, Pascal's law and its applications (hydraulic lift and hydraulic brakes; effect of gravity on fluid pressure, viscosity, Stokes' law, terminal velocity, streamline and turbulent flow critical velocity, Bernoulli's theorem and its applications, surface energy and surface tension, angle of contact, excess of pressure across a curved surface, application of surface tension ideas to drops, bubbles and capillary rise.
23.Thermal Properties of Matter
In this chapter we will learn about heat, temperature, thermal expansion, thermal expansion of solids, liquids and gases, anomalous expansion of water, specific heat capacity, calorimetry, change of state  latent heat capacity.
24.Heat transfer
In this chapter we will focus on topics like heat transferconduction, convection and radiation, thermal conductivity, qualitative ideas of blackbody radiation, Wein's displacement Law, Stefan's law, Greenhouse effect.
25.Thermodynamics
In this chapter we will study about thermal equilibrium and definition of temperature (zeroth law of thermodynamics: heat, work and internal energy ) first law of thermodynamics, isothermal and adiabatic processes.
26.Second law of thermodynamics
In this chapter we will focus on topics like second law of thermodynamics, reversible and irreversible heat engine and refrigerator, Carnot's Theorem.
27.Kinetic Theory
In this chapter we will gain knowledge about equation of state of a perfect gas, work done in compressing a gas, kinetic theory of gases assumptions, concept of pressure, kinetic interpretation of temperature, rms speed of gas molecules, degrees of freedom, law of equiparation of energy (statement only) and application to specific heat capacities of gases, concept of mean free path, Avogadro's number.
28.Oscillations
In this chapter we will learn about periodic motion time period, frequency, displacement as a function of time, periodic functions. simple harmonic motion (SHM) and its equation; phase, oscillations of a loaded springrestoring force and force constant energy in SHM , kinetic and potential energies simple pendulum derivation of expression for its time period. free, forced and damped oscillations (qualitative ideas only), resonance .
29.Waves
In this chapter we will study about wave motion. transverse and longitudinal waves, speed of wave motion, displacement relation for a progressive wave principle of superposition of waves, reflection of waves, standing waves in strings and organ pipes, fundamental mode and harmonics, beats, Doppler effect.
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This course includes
Board 
: 
CBSE 
Language 
: 
English 
Quizzes 
: 
1000+ 
Lectures 
: 
Each topic 
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