Class 11 PHYSICS – CBSE

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Class 11 Physics Video Lectures

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Video Lectures
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NCERT Book Solutions
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Course Features

Lectures 133
Quizzes 0
Duration 93 Hours 42 Minutes
Skill level All levels
Language English, Hindi
Students 12
Assessments Yes

1.Basic Maths (1) : Vectors

4
- Lecture1.1
  
  Vector and Scalar, Representation of Vectors, Need for Co-ordinate System, Distance & Displacement 39 min
- Lecture1.2
  
  Mathematics of Vectors, Triangle Law and Parallelogram Law 01 hour 04 min
- Lecture1.3
  
  Addition More than Two Vectors, Subtraction of Vectors- Displacement vector 28 min
- Lecture1.4
  
  Elementary Maths 14 min
2.Basic Maths (2) : Calculus

3
- Lecture2.1
  
  Delta, Concept of Infinity, Time Instant Interval, Rate of Change, Position and Velocity 40 min
- Lecture2.2
  
  Fundamental Idea of Differentiation- Constant Multiplication Rule, Sum/Difference Rule 29 min
- Lecture2.3
  
  Trigonometric functions, Log function, Product Rule, Quotient Rule, Chain Rule 25 min
3.Unit and Measurement

7
- Lecture3.1
  
  Unit, History of Unit of Length-Metre, Properties of a Good Unit 21 min
- Lecture3.2
  
  Concept of Derived Units, Fundamental Physics Quantities and Prefix of Units 38 min
- Lecture3.3
  
  Unit-less Derived Quantities, Supplementary Quantities, Systems of Unit, Unit Conversion 39 min
- Lecture3.4
  
  Dimensional Analysis, Dimension and Unit, Dimensionless Quantities 32 min
- Lecture3.5
  
  Principle of Homogeneity Copy 34 min
- Lecture3.6
  
  Dimensionally Correct/Incorrect Equations, Use of Dimensional Analysis 41 min
- Lecture3.7
  
  More Units of Length and Measurement of Length 47 min
4.Motion (1) : Straight Line Motion

5
- Lecture4.1
  
  Meaning of Dimension; Position; Distance & Displacement 25 min
- Lecture4.2
  
  Average Speed & Velocity; Instantaneous Speed & Velocity 31 min
- Lecture4.3
  
  Photo Diagram; Acceleration- Direction of acceleration, Conceptual Examples 22 min
- Lecture4.4
  
  Constant Acceleration; Equations of constant acceleration 43 min
- Lecture4.5
  
  Average Velocity Examples and Concepts; Reaction Time 19 min
5.Motion (2) : Graphs

3
- Lecture5.1
  
  Tangent & Chord; Slope of Line- Chord & Tangent; Meaning of x/t graph, v/t graph, a/t graph 59 min
- Lecture5.2
  
  Graph Conversion 51 min
- Lecture5.3
  
  Area Under Curve 22 min
6.Motion (3) : Two Dimensional Motion

4
- Lecture6.1
  
  Projectile on Level Ground 32 min
- Lecture6.2
  
  Terms Related to Projectile on Level Ground 31 min
- Lecture6.3
  
  Not Level to Level Projectile, Problem Solving, Dot Product 34 min
- Lecture6.4
  
  Equation of Trajectory and Some Miscellaneous Questions 35 min
7.Motion (4) : Relative Motion

4
- Lecture7.1
  
  Reference Frame and Distance of Closest Approach 45 min
- Lecture7.2
  
  Relative Motion in 2D 26 min
- Lecture7.3
  
  Free Fall & Relative Motion 26 min
- Lecture7.4
  
  Throwing Object from Moving Body 32 min
8.Newton's Laws of Motion

3
- Lecture8.1
  
  Force and Newton’s Laws 33 min
- Lecture8.2
  
  Normal Reaction, Free Body Diagram(F.B.D), Normal on circular bodies, Mass and Weight 57 min
- Lecture8.3
  
  Tension Force(Ideal Pulley, Clamp Force), Internal & External Force, Heavy Rope 01 hour 15 min
9.Constrain Motion

2
- Lecture9.1
  
  Force of mass-less body; Constrain Motion- Pulley Constrain 1 01 hour 05 min
- Lecture9.2
  
  Pulley constrain 2, Alternate Method; Wedge Constrain- Proof 49 min
10.Friction

4
- Lecture10.1
  
  Kinetic friction Theory- Theory, Angle of friction 32 min
- Lecture10.2
  
  Static Friction Theory- Based on Example 2, Direction of friction Theory 01 hour 15 min
- Lecture10.3
  
  Block Over Block Theory 01 hour 11 min
- Lecture10.4
  
  Conveyor belt, Static and kinetic co-eff. of friction, Friction on wheels, Theoretical examples 27 min
11.Circular Motion

3
- Lecture11.1
  
  Ex. on Average Acc. and Angular Variables Theory and Ref. Frame 52 min
- Lecture11.2
  
  Uniform Circular Motion and Centripetal Force 40 min
- Lecture11.3
  
  Non-Uniform Center of Mass – Theory by Ex 2; Friction 01 hour 10 min
12.Work Energy Power

7
- Lecture12.1
  
  Work & its calculation and Work-done on curved path 31 min
- Lecture12.2
  
  Work-done by Different Forces 01 hour 20 min
- Lecture12.3
  
  Work Energy Theorem and W.E. th in Non-inertial frame, W.E. th and Time 23 min
- Lecture12.4
  
  Work Energy Theorem for System 55 min
- Lecture12.5
  
  Energy and Different Forms of Energy-and Energy of Chain; Potential Energy & Reference Frame 28 min
- Lecture12.6
  
  Potential Energy Curve and Power 01 hour 17 min
- Lecture12.7
  
  Normal Reaction, Vertical Circular Motion, Motion in Co-Concentric Spheres 27 min
13.Momentum

7
- Lecture13.1
  
  Introduction and Conservation of Momentum 35 min
- Lecture13.2
  
  Impulsive Force – Characteristics of Impulsive Force 30 min
- Lecture13.3
  
  Momentum Conservation in Presence of External Force – Two Steps Problems 41 min
- Lecture13.4
  
  Questions Involving Momentum & Work Energy Theorem 27 min
- Lecture13.5
  
  Collision – Head – on Collision and Special Cases of Head – on Collision 39 min
- Lecture13.6
  
  Oblique Collision 24 min
- Lecture13.7
  
  Collision of Ball with Flat Surface 38 min
14.Center of Mass

3
- Lecture14.1
  
  Center of Mass (CM) Frame and Kinetic Energy in C – Frame 29 min
- Lecture14.2
  
  Finding Center of Mass by Replacement Method and Finding CM of Plate with Hole 36 min
- Lecture14.3
  
  Finding CM by Integration and CM of Some Standard Objects 57 min
15.Rotational Motion

8
- Lecture15.1
  
  Rigid Body – Motion of Rigid Body; Axis of Rotation 14 min
- Lecture15.2
  
  Vector Product/ Cross Product; Torque 44 min
- Lecture15.3
  
  Couple and Principle of Moments 48 min
- Lecture15.4
  
  Pseudo Force and Toppling – Overturning of Car 01 hour 07 min
- Lecture15.5
  
  Moment of Inertia 01 hour 08 min
- Lecture15.6
  
  Parallel Axis Theorem; Perpendicular Axis Theorem; Quantitative Analysis; Radius of Gyra 01 hour 11 min
- Lecture15.7
  
  Analogy b/w Transnational & Rotational Motion; Relation b/w Linear and Angular Velocity; Dynamics of Rotation 40 min
- Lecture15.8
  
  Angular Momentum 30 min
16.Rolling Motion

8
- Lecture16.1
  
  Introduction to Rolling Motion 40 min
- Lecture16.2
  
  Rolling Motion on Spool 24 min
- Lecture16.3
  
  Friction 59 min
- Lecture16.4
  
  Direction of Friction 01 hour 03 min
- Lecture16.5
  
  Rolling on Moving Platform and Motion of Touching Spheres 44 min
- Lecture16.6
  
  Rope Based Questions 55 min
- Lecture16.7
  
  Work-done by Friction in Rolling Motion, Kinetic Energy in Transnational + Rotational Motion 29 min
- Lecture16.8
  
  Angular Momentum in Rotation + Translation 01 hour 04 min
17.Gravitation

4
- Lecture17.1
  
  Gravitation force, Universal Law of Gravitation, Gravitational Force due to Hollow Sphere and Solid Sphere 35 min
- Lecture17.2
  
  Acceleration due to Gravity and Rotation of Earth 42 min
- Lecture17.3
  
  Potential Energy, Questions and Solutions 56 min
- Lecture17.4
  
  Satellites, Circular Motion, Geostationary Satellites and Polar Satellites 42 min
18.Simple Harmonic Motion

10
- Lecture18.1
  
  Oscillatory Motion – Horizontal Spring Block System, Qualitative Analysis of Horizontal Spring System 33 min
- Lecture18.2
  
  Quantitative Analysis of Horizontal Spring System; Frequency and Angular Frequency; Velocity and Acceleration; Mechanical Energy 47 min
- Lecture18.3
  
  Relating Uniform Circular Motion and SHM and Phasor Diagram 30 min
- Lecture18.4
  
  Equation of SHM and Problem Solving using Phasor Diagram 39 min
- Lecture18.5
  
  Questions 40 min
- Lecture18.6
  
  More Oscillating Systems – Vertical Spring Block System 41 min
- Lecture18.7
  
  Angular Oscillations – Simple Pendulum 34 min
- Lecture18.8
  
  Compound / Physical Pendulum, Torsional Pendulum, Equilibrium of Angular SHM; Differentiation by Chain Rule 38 min
- Lecture18.9
  
  Energy Method to find Time Period 30 min
- Lecture18.10
  
  Finding Amplitude of SHM 30 min
19.Waves (Part-1)

5
- Lecture19.1
  
  Wave, Plotting and Shifting of Curves, Meaning of y/t and y/x Graph, Wave is an Illusion!, 1D Wave on String 55 min
- Lecture19.2
  
  Wave Equation, Analysis of Wave Equation and Wave Velocity 55 min
- Lecture19.3
  
  Sinusoidal Wave (Harmonic Wave), Wave Equation for Sinusoidal Wave, Particle Velocity, Slope of Rope, Wave Velocity 01 hour 05 min
- Lecture19.4
  
  Superposition of Waves 44 min
- Lecture19.5
  
  Reflection of Waves 37 min
20.Waves (Part-2)

7
- Lecture20.1
  
  Waves, Propagation of Sound Wave and Wave Equation 27 min
- Lecture20.2
  
  Sound as a Pressure Wave 38 min
- Lecture20.3
  
  Speed of Sound, Laplace Correction and Intensity of Sound Waves 59 min
- Lecture20.4
  
  Spherical and Cylindrical Sound Waves 31 min
- Lecture20.5
  
  Addition of Sin Functions, Interference of Sound Waves of Same Frequency, Interference of Coherent Sources 01 hour 33 min
- Lecture20.6
  
  Quinke’s Apparatus 32 min
- Lecture20.7
  
  Interference of Sound Waves of Slightly Different Frequencies (Beats) 39 min
21.Mechanical Properties of Solids

2
- Lecture21.1
  
  Rigid body,Strain, Stress,Hook’s Law 25 min
- Lecture21.2
  
  Breaking Stress 26 min
22.Thermal Expansion

3
- Lecture22.1
  
  Linear Expansion; Second’s Pendulum; Bimetallic Strip; Expansion of Hole; Thermal Stress 01 hour 27 min
- Lecture22.2
  
  Areal/Superficial Expansion; Volume Expansion; Thermal Expansion of Liquid; Measurement of Temperature; Anomal 01 hour 28 min
- Lecture22.3
  
  Arial/Superficial Expansion; Volume Expansion; Thermal Expansion of Liquid; Measurement of Temperature 38 min
23.Heat and Calorimetry

2
- Lecture23.1
  
  Internal Energy; Heat Energy; Thermal Equilibrium; Zeroth Law of Thermodynamics; Specific Heat Capacity; Latent Heat 48 min
- Lecture23.2
  
  Mixing of Substances; Water Equivalent; Units; Calorimeter; Melting Point and Boiling Point; Sublimation 01 hour 28 min
24.Heat Transfer

3
- Lecture24.1
  
  Conduction; Comparison between Charge Flow & Heat Flow 42 min
- Lecture24.2
  
  Equivalent Thermal Conductivity; Heat Transfer and Calorimetry; Use of Integration; Length Variation 44 min
- Lecture24.3
  
  Convection; Radiation, Black Body, Prevost Theory, Emissive Power & Emissivity, Kirchoff’s Law, Stefan – Boltzman Law 01 hour 03 min
25.Kinetic Theory of Gases

3
- Lecture25.1
  
  Model of Gas,Postulates of Kinetic Theory of Gases, Ideal Gas, Mean free Path, Maxwell’s speed Distribution 37 min
- Lecture25.2
  
  Volume, Pressure of Gases, Kinetic Energy, Temperature, Ideal Gas Equation 45 min
- Lecture25.3
  
  Gas Laws, Internal energy of Gas, Degree of Freedom, Degree of Freedom of Mono-atomic and Diatomic Gas 56 min
26.Thermodynamics

4
- Lecture26.1
  
  State Equation; Thermodynamic Process; Process Equation & Graph; Work done by Gas 01 hour 06 min
- Lecture26.2
  
  Heat – Work Equivalence; 1st Law of Thermodynamics; Adiabatic Process 57 min
- Lecture26.3
  
  Workdone in Adiabatic Process; Specific Molar Heat Capacity 39 min
- Lecture26.4
  
  Poly-tropic Process, Bulk Modulus; Free Expansion; Mixture of Gases 54 min
27.Fluids

10
- Lecture27.1
  
  Introduction, Pressure of Liquid 47 min
- Lecture27.2
  
  Manometer, Barometer 41 min
- Lecture27.3
  
  Pascal Law, Hydraulic Lift 35 min
- Lecture27.4
  
  Accelerated Liquid, Vertical and Horizontal Acceleration, Pressure Variation in Horizontally Accelerated Liquid 57 min
- Lecture27.5
  
  Rotating Liquid, Rotating Liquid in U-Tube 28 min
- Lecture27.6
  
  Archimedes’ Principle, Hollow Objects 59 min
- Lecture27.7
  
  Apparent Weight, Variation of Liquid Force with Height 01 hour 12 min
- Lecture27.8
  
  Multiple Liquids 34 min
- Lecture27.9
  
  Center of Bouyancy 28 min
- Lecture27.10
  
  Fluid Dynamics, Equation of Continuity 48 min
28.Surface Tension and Viscosity

5
- Lecture28.1
  
  Surface Tension, Surface Energy 52 min
- Lecture28.2
  
  Force of Cohesion, Force of Adhesion, Angle of Contact, Radius of Meniscus, Capillary Rise 54 min
- Lecture28.3
  
  Pressure Difference Across Meniscus, Variation of Surface tension with Temperature 27 min
- Lecture28.4
  
  Viscous Force 35 min
- Lecture28.5
  
  Terminal Velocity, Velocity Gradient, Renolds Number, Turbulent Flow, Streamline Flow 41 min

DronStudy Academic team consists of IITian teachers of Kota fame. The team has more than 45 years of teaching experience put together. It is headed by Neetin Agrawal Sir - B.Tech IIT Madras / Author of 3 books for IIT-JEE Physics / Taught in some of the best Coaching Institutes of India / Has several Inventions (Patents) to his name during his Corporate Research years.