Class 11 Physics Syllabus Analysis

As the board exams are just around the corner, I am sure everyone, teachers and parents included, are equally stressed. Students are busy with their last-minute revisions and are trying to get the most out of their study hours these days. Many of them are have their eyes and ears wide open for some last minute tips. Well, look no further.These are some great insights into each chapter for your Physics class 11. These key revision points and quick tips will help you prepare intelligently for the physics class 11. Even if you have left out certain chapters for last minute preparations or revisions, these tips will help you get through them better.

Chapter 1 – Physical World

Tips:

The chapter is an interesting outlook about all that is happening in the field of science, especially physics. It is good to go through the chapter once for self-awareness. Else at the time of exam of physics class 11, there is not much to be asked from the topic.

Chapter 2 – Units and Measurement

Important Topics:
1. SI Units
2. Absolute Errors
3. Significant Figures
4. Dimensional Analysis

Tips:

a) The chapter includes units of physical quantities and methods of evaluating them. The next portion of the chapter is about the evaluation of errors while measuring other quantities. Both the topics are important for short answers and numerical.
b) Measurement of any data can give us long figures. Significant digits method is a good way to evaluate a standard figure. The topic is also important from a numerical point of view.
c) Dimensions of different quantities are frequently asked for short answers in exams. Numerical from the same are also asked as short numerical.
d) None of the above topics requires intensive practice and preparation for the exam of physics class 11.

Chapter 3 – Motion in a Straight Line

Important Topics:
1. Average Velocity and Average Speed
2. Instantaneous Velocity and Speed
3. Relative Velocity
4. Kinematic Equations for Uniformly Accelerated Motion

Tips:

a) Graphical representation and interpretation of accelerated motion are very important as questions are frequently asked graphically.
b) Numerical from all the important topics mentioned are very important. They are often asked in different forms, so be prepared with each topic and practice few extra numerical for the exam of physics class 11.

Chapter 4 – Motion In a Plane

Important Topics:
1. Vector Operations
2. Resolutions of Vectors
3. Motion of Object in Plane
4. Projectile Motion

Tips:

a) Direct questions are not frequently asked from the vector but vector addition, multiplication, etc. are used in almost every third problem in physics. So overall good grip on vectors is very important to excel while solving numerical in other topics of physics.
b) Resolving vector into components is an important tool used while solving numerically. Do not skip the topic at all.
c) Projectile motion is a very important topic, both derivation and numerical should be practiced.
d) Numerical from the motion of objects in a plane is very important.
e) Use differentiation and integration as a basic tool wherever required.
f) Overall, the chapter is very important and is equally contributing to almost all the remaining chapters of physics class 11.

Chapter 5 – Laws of Motion

Important Topics:
1. Newton’s First Law of Motion
2. Newton’s Second law of Motion
3. Newton’s Third Law of Motion
4. Conservation of Momentum
5. Circular Motion
6. Problem Solving in Mechanics

Tips:

a) It is the most important chapter in mechanics. All the three laws of Newton should be well understood and you should be able to relate these laws to general day to day life activities.
b) Numerical is frequently asked based on the conservation of momentum. These problems do include the conceptual steps taken from three laws of Newton’s while solving the problem.
c) Quality questions are asked from mechanics involving friction and resolving forces into various components and equalizing them.
d) A brief knowledge and practice of a variety of problems from these topics is the only way to solve such problems.

Chapter 6 – Work, Energy, and Power

Important Topics:
1. Work-Energy Theorem (variable force)
2. Kinetic Energy and Potential Energy
3. Law of Conservation of Energy
4. Potential Energy of a Spring
5. Collisions

Tips:

a) The derivation of all the mentioned topics is important.
b) Theoretical questions are hardly asked from the topic. However, a wide range of numerical problems is being asked.
c) Numerical involving conversion of energy and conservation are asked. These numerical include the concept of kinetic and potential energy.
d) Work done is asked several times in various conversions.
e) Collison is a very important topic for both theoretical short questions and numerical.
f) The potential energy of spring’s derivation and expression is an important topic. Interpretation of potential energy curve is very important.

Chapter 7 – Systems of Particles and Rotational Motion

Important Topics:
1. Centre of Mass and its Motion
2. Linear motion of System of Particles
3. Angular Velocity and Angular Acceleration
4. Torque and Angular Momentum
5. Moment of Inertia
6. Theorems of perpendicular and Parallel Axis
7. Kinematics of rotational motion about a fixed axis
8. Dynamics of rotational motion about a fixed axis
9. Angular momentum in case of rotation about a fixed axis Rolling motion
10. Rolling Motion

Tips:

a) All the mentioned important topics are equally asked in form of numerical problems as well as derivations. Conceptual understanding of each topic is recommended. Also, practice numerical from each.
b) Do not get confused between rolling motion with and without slipping.
c) Revise the relations between the physical quantities in the chapter.
d) Make a chart or table for the moment of inertia for different objects and shapes.

Chapter 8 – Gravitation

Important Topics:
1. Kepler’s Law
2. Universal Law of Gravitation
3. Acceleration due to gravity
4. Gravitational Potential Energy

Tips:

a) Kepler’s law can be asked directly.
b) Both numerical and direct questions or derivations can be asked from the universal law of gravitation, the acceleration due to gravity.
c) Derivation of the value of G and g is also important. Derivation of acceleration due to gravity both below and above the Earth surface is important. Often numericals based on the relation between this variation in the value of g is also asked.
d) Memorize the relations on a tip.
e) Escape speed and time period of satellites are important topics for numerical. deriving the escape speed for certain planet or body can also be asked.
f) The concept of weightlessness is good for awareness and understanding the concept more clearly. Both the types of satellites, geostationary and polar do not require intensive learning.

Chapter 10 – Mechanical Properties of Fluids

Important Topics:
1. Bernoulli’s Principle
2. Surface Tension
3. Venturi-meter
4. Viscosity

Tips:

a) The chapter holds equal weightage to reasoning short questions and numerical. Bernoulli’s principle and streamline flow is an important topic.
b) Application-based numerical are asked based on the concept of Bernoulli’s equation, Venturi-meter, and hydraulic lift.
c) Numerical is often asked on calculating surface tension of drops formed. An important chapter of physics class 11.

Chapter 11 – Thermal Properties of Matter

Important Topics:
1. Ideal Gas Equation
2. Thermal Expansion
3. Specific Heat Capacity
4. Calorimetry
5. Latent Heat
6. Heat Transfer
7. Newton’s Law of Cooling

Tips:

a) Numericals based on triple point concept is asked very frequently. Majority of the topics are asked in the form of numerical. Clear concepts are required from each of the mentioned important topics as conceptual tricky questions are asked.
b) Practise numerical questions on calorimetry, though these numerical involve lengthy calculations, so avoid calculations mistakes and also provide the solutions in steps.

Chapter 12 – Thermodynamics

Important Topics:
1. Zeroth Law of Thermodynamics
2. First Law of Thermodynamics
3. Heat Engines
4. Second Law of Thermodynamics
5. Carnot Engine

Tips:

a) The topic provides a good combination of questions based on the laws and heat transfer in engines and numerical.
b) Intensive study of all the laws is important. Practise numerical asked for various heat engines, they are simple but involves good knowledge of all three laws and heat engines.
c) Interpretation of Carnot cycle is required to solve certain problems.

Chapter 13 – Kinetic Theory

Important Topics:
1. Behaviour of Gases
2. Law of Equipartition Energy
3. Mean Free Path
4. Specific Heat capacity

Tips:

a) Kinetic theory explains the behavior of gases. Brief understanding of behavior of gases is required. Study them using graphs for different processes.
b) Law of Equipartition energy and mean free path are easy topics, practice both numerical and other short answers involving concepts.
c) Make a short summary for specific heat capacity for monatomic, diatomic and polyatomic gases.
The topics are easy and require short revisions while preparations.

Chapter 14 – Oscillations

Important Topics:
1. Simple Harmonic Motion
2. SHM and Uniform Circular Motion
3. Energy in SHM
4. Oscillation due to Spring
5. Simple Pendulum

Tips:

a) Good understanding of periodic motion and its characteristics are required for all the topics involved in the unit. Try to relate all the relations graphically and understand the concept of phase. This will ease the approach to the other topics involved further.
b) Energy in SHM is a good topic, both derivations and numerical are asked.
c) Oscillations due to spring and Simple pendulum are important topics, a variety of numerical are asked which requires a good knowledge of SHM and also all the relations involved, so keep them on your tips.
d) Damped oscillations and resonance are important conditions to be studied, though this does not require much practice.

Chapter 15 – Waves

Important Topics:
1. Longitudinal and Transverse Waves
2. Displacement relation in Longitudinal Waves
3. Characteristics of Longitudinal and Transverse Waves
4. Principle of Superposition
5. Standing Waves
6. Beats
7. Doppler Effect

Tips:

a) All the mentioned important topics of physics class 11 require certain basic concept to be very clear. A good understanding of both types of mechanical waves, their propagation, nature of both longitudinal and transversal waves is required.
b) Also focus on superposition principle as direct numerical are asked from this topic and also numerical which include this method are also asked very frequently, so superposition of two waves and interpretation of the characteristics of resultant wave is very much required.
c) Standing waves seems to be the little tricky topic but a clear derivation of all the nodes, antinodes is required to deal with the problems asked in standing waves. Same is for beats, very simple short numerical are asked from this topic.
d) Doppler’s effect is a very interesting topic. Keep a clear derivation of the topic in mind while solving various situational based questions on the topic.

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