CBSE EXAM LATEST UPDATE
The Class 11 exams depend on the schools, as they decide when to conduct the exams. Usually, the Class 11 exams are held a few months before the final board exams. This gives you the opportunity to prepare for the final board exams and also mentally prepare for them. Therefore, it is better to contact your school regarding the Class 11 exams, and also take advantage of the complete information provided here for the final board exam.
Central Board of Secondary Education (CBSE) has announced class 12 Board exams date. This year class 12th board exam will be started from 15 February 2025 and will last upto 04 April 2025, it will take around 49 days to complete the class 12th board exam. The first exam will be held on 15 February 2025 for Entrepreneurship (Including Vocational Students) subject and the last exam will be held on 04 April 2025 for Psychology subject. The practical exams/Internal Assesment/Projects & the board's annual theory examinations are scheduled to start w.e.f 01th January 2025 and 15th February 2025.
OFFICIAL SYLLABUS
| S.NO | CHAPTERS |
| 1 | Physical World |
| 2 | Units and Measurements |
| 3 | Motion in a Straight Line |
| 4 | Motion in a plane |
| 5 | Laws of Motion |
| 6 | Work Energy and Power |
| 7 | System of particles and Rotational Motion |
| 8 | Gravitation |
| 9 | Mechanical Properties of Solids |
| 10 | Mechanical Properties of Fluids |
| 11 | Thermal Properties of Matter |
| 12 | Thermodynamics |
| 13 | Kinetic Theory |
| 14 | Oscillations |
| 15 | Waves |
Unit I: Physical World and Measurement
Chapter–1: Physical World
Physics-scope and excitement; nature of physical laws; Physics, technology and society.
Chapter–2: Units and Measurements
Need for measurement: Units of measurement; systems of units; SI units, fundamental and derived units. Length, mass and time measurements; accuracy and precision of Measuring instruments; errors in measurement; significant figures.
Dimensions of physical quantities, dimensional analysis and its applications.
Unit II: Kinematics
Chapter–3: Motion in a Straight Line
The frame of reference, Motion in a straight line: Position-time graph, speed and velocity.
Elementary concepts of differentiation and integration for describing motion, uniform and non-uniform motion, average speed and instantaneous velocity, uniformly accelerated Motion, velocity-time and position-time graphs.
Relations for uniformly accelerated motion (graphical treatment).
Chapter–4: Motion in a Plane
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.
Motion in a plane, cases of uniform velocity and uniform acceleration-projectile motion, uniform circular motion.
Unit III: Laws of Motion
Chapter–5: Laws of Motion
Intuitive concept of force, Inertia, Newton's first law of motion; momentum and Newton's second law of motion; impulse; Newton's third law of motion.
Law of conservation of linear momentum and its applications.
Equilibrium of concurrent forces, Static and kinetic friction, laws of friction, rolling friction, lubrication.
...
CBSE EXAM LATEST UPDATE
The Class 11 exams depend on the schools, as they decide when to conduct the exams. Usually, the Class 11 exams are held a few months before the final board exams. This gives you the opportunity to prepare for the final board exams and also mentally prepare for them. Therefore, it is better to contact your school regarding the Class 11 exams, and also take advantage of the complete information provided here for the final board exam.
Central Board of Secondary Education (CBSE) has announced class 12 Board exams date. This year class 12th board exam will be started from 15 February 2025 and will last upto 04 April 2025, it will take around 49 days to complete the class 12th board exam. The first exam will be held on 15 February 2025 for Entrepreneurship (Including Vocational Students) subject and the last exam will be held on 04 April 2025 for Psychology subject. The practical exams/Internal Assesment/Projects & the board's annual theory examinations are scheduled to start w.e.f 01th January 2025 and 15th February 2025.
OFFICIAL SYLLABUS
| S.NO | CHAPTERS |
| 1 | Physical World |
| 2 | Units and Measurements |
| 3 | Motion in a Straight Line |
| 4 | Motion in a plane |
| 5 | Laws of Motion |
| 6 | Work Energy and Power |
| 7 | System of particles and Rotational Motion |
| 8 | Gravitation |
| 9 | Mechanical Properties of Solids |
| 10 | Mechanical Properties of Fluids |
| 11 | Thermal Properties of Matter |
| 12 | Thermodynamics |
| 13 | Kinetic Theory |
| 14 | Oscillations |
| 15 | Waves |
Unit I: Physical World and Measurement
Chapter–1: Physical World
Physics-scope and excitement; nature of physical laws; Physics, technology and society.
Chapter–2: Units and Measurements
Need for measurement: Units of measurement; systems of units; SI units, fundamental and derived units. Length, mass and time measurements; accuracy and precision of Measuring instruments; errors in measurement; significant figures.
Dimensions of physical quantities, dimensional analysis and its applications.
Unit II: Kinematics
Chapter–3: Motion in a Straight Line
The frame of reference, Motion in a straight line: Position-time graph, speed and velocity.
Elementary concepts of differentiation and integration for describing motion, uniform and non-uniform motion, average speed and instantaneous velocity, uniformly accelerated Motion, velocity-time and position-time graphs.
Relations for uniformly accelerated motion (graphical treatment).
Chapter–4: Motion in a Plane
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.
Motion in a plane, cases of uniform velocity and uniform acceleration-projectile motion, uniform circular motion.
Unit III: Laws of Motion
Chapter–5: Laws of Motion
Intuitive concept of force, Inertia, Newton's first law of motion; momentum and Newton's second law of motion; impulse; Newton's third law of motion.
Law of conservation of linear momentum and its applications.
Equilibrium of concurrent forces, Static and kinetic friction, laws of friction, rolling friction, lubrication.
Dynamics of uniform circular motion: Centripetal force, examples of circular motion (vehicle on a level circular road, vehicle on a banked road).
Unit IV: Work, Energy and Power
Chapter–6: Work, Energy and Power
Work done by a constant force and a variable force; kinetic energy, work-energy theorem, power.
The Motion of potential energy, the potential energy of a spring, conservative Forces: conservation of mechanical energy (kinetic and potential energies); non-conservative forces: motion in a vertical circle; elastic and inelastic collisions in one and two dimensions.
Unit V: Motion of System of Particles and Rigid Body
Chapter–7: System of Particles and Rotational Motion
Centre of mass of a two-particle 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.
Equilibrium of rigid bodies, rigid body rotation and equations of rotational motion, Comparison of linear and rotational motions.
Moment of inertia, the radius of gyration, values of moments of inertia for simple geometrical objects (no derivation). Statement of parallel and perpendicular axes theorems and their applications.
Unit VI: Gravitation
Chapter–8: Gravitation
Kepler's laws of planetary motion, the 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, Geo-stationary satellites.
Unit VII: Properties of Bulk Matter
Chapter–9: Mechanical Properties of Solids
Elastic behaviour, Stress-strain relationship, Hooke's law, Young's modulus, bulk modulus, shear modulus of rigidity, Poisson's ratio; elastic energy.
Chapter–10: Mechanical Properties of Fluids
Pressure due to a fluid column; Pascal's law and its applications (hydraulic lift and hydraulic brakes), the effect of gravity on fluid pressure.
Viscosity, Stokes' law, terminal velocity, the streamlined 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.
Chapter–11: Thermal Properties of Matter
Heat, temperature, thermal expansion; thermal expansion of solids, liquids and gases, anomalous expansion of water; specific heat capacity; Cp, Cv -calorimetry; change of state - latent heat capacity.
Heat transfer-conduction, convection and radiation, thermal conductivity, qualitative ideas of Blackbody radiation, Wein's displacement Law, Stefan's law, and the Greenhouse effect.
Unit VIII: Thermodynamics
Chapter–12: Thermodynamics
Thermal equilibrium and definition of temperature (zeroth law of thermodynamics), heat, work and internal energy. The First law of thermodynamics, isothermal, and adiabatic processes.
The Second law of thermodynamics: reversible and irreversible processes, heat engine and refrigerator.
Unit IX: Behaviour of Perfect Gases and Kinetic Theory of Gases
Chapter–13: Kinetic Theory
Equation of state of a perfect gas, work done in compressing a gas.
Kinetic theory of gases - assumptions, the concept of pressure. Kinetic interpretation of temperature; rms speed of gas molecules; degrees of freedom, law of the equipartition of energy (statement only) and application to specific heat capacities of gases; the concept of mean free path, Avogadro's number.
Unit X: Oscillations and Waves
Chapter–14: Oscillations
Periodic motion - time period, frequency, displacement as a function of time, periodic functions.
Simple harmonic motion (S.H.M) and its equation; phase; oscillations of a loaded spring- restoring force and force constant; energy in S.H.M. Kinetic and potential energies; simple pendulum derivation of expression for its time period. Free, forced and damped oscillations (qualitative ideas only), resonance.
Chapter–15: Waves
Wave motion: Transverse and longitudinal waves, speed of the travelling wave, 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.
PRACTICALS
The record, to be submitted by the students, at the time of their annual examination, has to include:
1. Record at least 12 Experiments [with 6 from each section], to be performed by the students.
2. Record at least 6 Activities [with 3 each from section A and section B], to be performed by the students.
3. Report the project to be carried out by the students.
Evaluation Scheme
Time Allowed: Three hours
Max. Marks: 30
| Experiments | Marks |
| Two experiments one from each section | 7 + 7 Marks |
| Practical record [experiments and activities] | 5 Marks |
| One activity from any section | 3 Marks |
| Investigatory Project | 3 Marks |
| Viva on experiments, activities and project | 5 Marks |
| Total | 30 Marks |
SECTION – A
Experiments
1. To measure the diameter of a small spherical/cylindrical body and to measure the internal diameter and depth of a given beaker/calorimeter using Vernier Callipers and hence find its volume.
2. To measure the diameter of a given wire and the thickness of a given sheet using the screw gauge.
3. To determine the volume of an irregular lamina using the screw gauge.
4. To determine the radius of curvature of a given spherical surface by a spherometer.
5. To determine the mass of two different objects using a beam balance.
6. To find the weight of a given body using the parallelogram law of vectors.
7. Using a simple pendulum, plot its L-T2 graph and use it to find the effective length of the second pendulum.
8. To study the variation of the time period of a simple pendulum of a given length by taking bobs of the same size but different masses and interpreting the result.
9. To study the relationship between the force of limiting friction and normal reaction and to find the coefficient of friction between a block and a horizontal surface.
10. To find the downward force, along an inclined plane, acting on a roller due to the gravitational pull of the earth and study its relationship with the angle of inclination theta by plotting the graph between force and sin theta.
Activities
1. To make a paper scale of given least count, e.g., 0.2cm, 0.5 cm.
2. To determine the mass of a given body using a metre scale by the principle of moments.
3. To plot a graph for a given set of data, with proper choice of scales and error bars.
4. To measure the force of limiting friction for rolling a roller on a horizontal plane.
5. To study the variation in the range of a projectile with the angle of projection.
6. To study the conservation of energy of a ball rolling down on an inclined plane (using a double inclined plane).
7. To study the dissipation of energy of a simple pendulum by plotting a graph between the square of amplitude and time.
SECTION – B
Experiments
1. To determine Young's modulus of elasticity of the material of a given wire.
2. To find the force constant of a helical spring by plotting a graph between load and extension.
3. To study the variation in volume with pressure for a sample of air at constant temperature by plotting graphs between P and V, and between P and 1/V.
4. To determine the surface tension of water by capillary rise method.
5. To determine the coefficient of viscosity of a given viscous liquid by measuring the terminal velocity of a given spherical body.
6. To study the relationship between the temperature of a hot body and time by plotting a cooling curve.
7. To determine the specific heat capacity of a given solid by the method of mixtures.
8. To study the relationship between the frequency and length of a given wire under constant tension using a sonometer.
9. To study the relation between the length of a given wire and tension for constant frequency using a sonometer.
10. To find the speed of sound in air at room temperature using a resonance tube by two resonance positions.
Activities
1. To observe the change of state and plot a cooling curve for molten wax.
2 To observe and explain the effect of heating on a bi-metallic strip.
3. To note the change in the level of liquid in a container on heating and interpret the observations.
4. To study the effect of detergent on the surface tension of water by observing capillary rise.
5. To study the factors affecting the rate of loss of heat of a liquid.
6. To study the effect of load on depression of a suitably clamped metre scale loaded at
7. (i) its end (ii) in the middle.
8. To observe the decrease in pressure with an increase in the velocity of a fluid.
Prescribed Books
1. Physics Part-I, Textbook for Class XI, Published by NCERT
2. Physics Part-II, Textbook for Class XI, Published by NCERT
3. Laboratory Manual of Physics, Class XI Published by NCERT
4. The list of other related books and manuals brought out by NCERT (consider multimedia also)
TO KNOW MORE
For Official Website: click here
For Time Table: click here
For Practical & Projects Circulars: click here
