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C H A P T E R 1PHYSICAL WORLD Click Here for eBook on this chapter 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 C H A P T E R 2UNITS AND MEASUREMENTS Click Here for eBook on this chapter 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, 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 2.11 Dimensional formulae of physical quantities 2.12.Exercises 2.13.Answers to Exercises C H A P T E R 3MOTION IN A STRAIGHT LINE Click Here for eBook on this chapter 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 3.8 Summary 3.9 Physical Quantities and Dimensions 3.10 Points to Ponder 3.11 Exercises 3.12 Elements of Calculus 3.13 Answers to Exercises C H A P T E R 4MOTION IN A PLANE Click Here for eBook on this chapter 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 velocity in two dimensions 4.10 Projectile motion 4.11 Uniform circular motion 4.12 Summary 4.13 Physical Quantities and Dimensions 4.14 Points to Ponder 4.15 Exercises 4.16 Answers to Exercises C H A P T E R 5LAWS OF MOTION Click Here for eBook on this chapter 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 5.12 Summary 5.13 Physical Quantities and Dimensions 5.14 Points to Ponder 5.15 Exercises 5.16 Answers to Exercises C H A P T E R 6WORK, ENERGY AND POWER Click Here for eBook on this chapter 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 6.13 Summary 6.14 Physical Quantities and Dimensions 6.15 Points to Ponder 6.16 Exercises 6.16 Answers to Exercises C H A P T E R 7SYSTEM OF PARTICLES AND ROTATIONAL MOTION Click Here for eBook on this chapter 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 rotations about a fixed axis 7.14 Rolling motion 7.15 Summary 7.16 Physical Quantities and Dimensions 7.17 Points to Ponder 7.18 Exercises 7.18 Answers to Exercises C H A P T E R 8GRAVITATION Click Here for eBook on this chapter 8.1 Introduction 8.2 Kepler’s laws 8.3 Universal law of gravitation 8.4 The gravitational constant 8.5 Acceleration due to gravity of the earth 8.6 Acceleration due to gravity below and above the surface of earth 8.7 Gravitational potential energy 8.8 Escape speed 8.9 Earth satellite 8.10 Energy of an orbiting satellite 8.11 Geostationary and polar satellites 8.12 Weightlessness 8.13 Summary 8.14 Physical Quantities and Dimensions 8.15 Points to Ponder 8.16 Exercise 8.17 Answers to Exercise C H A P T E R 9MECHANICAL PROPERTIES OF SOLIDS Click Here for eBook on this chapter 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 9.8 Summary 9.9 Points to Ponder 9.10 Exercise 9.11 Answers to Exercise C H A P T E R 10MECHANICAL PROPERTIES OF FLUIDS Click Here for eBook on this chapter 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 10.8 Summary 10.9 Points to Ponder 10.10 Physical Quantities and Dimensions 10.11 Exercise 10.12 Answers to Exercise C H A P T E R 11THERMAL PROPERTIES OF MATTER Click Here for eBook on this chapter 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 11.11 Summary 11.12 Physical Quantities and Dimensions 11.13 Points to Ponder 11.14 Exercises 11.15 Answers to Exercises C H A P T E R 12THERMODYNAMICS Click Here for eBook on this chapter 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 12.14 Summary 12.15 Physical Quantities and Dimensions 12.16 Points to Ponder 12.17 Exercises 12.18 Answers to Exercises C H A P T E R 13KINETIC THEORY Click Here for eBook on this chapter 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 13.8 Summary 13.9 Points to Ponder 13.10 Exercises 13.11 Answers to Exercises C H A P T E R 14OSCILLATIONS Click Here for eBook on this chapter 14.1 Introduction 14.2 Periodic and oscilatory 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 SHM 14.9 Damped simple harmonic motion 14.10 Forced oscillations and resonance 14.11 Summary 14.12 Physical Quantities and Dimensions 14.13 Points to Ponder 14.14 Exercises 14.15 Answers to Exercises C H A P T E R 15WAVES Click Here for eBook on this chapter 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 15.9 Summary 15.10 Physical Quantities and Dimensions 15.11 Points to Ponder 15.12 Exercises 15.13 Answers to Exercises