AHSEC 1st Year Physics Syllabus 2024-25: Download Assam Board Class 11 Physics Syllabus FREE PDF

HS 1st Year Physics Syllabus 2024 PDF Download: The Assam Higher Secondary Education Council (AHSEC) has released the 2024-25 HS 1st year syllabus for Physics. The syllabus comprises detailed course structure, unit-wise detailed content, and a practical syllabus. Like other core subjects of science, physics will also have 70 marks for theory papers and 30 marks for practical. This will ensure that students get enough theoretical knowledge and practical exposure to learn the concepts. Read and download the AHSEC HS 1st year Physics syllabus 2024-25 from here.

Assam HS 1st Year Physics Course Structure 2024-25

Check this course structure to understand the unit-wise distribution of marks.

Assam HS 1st Year Physics Syllabus 2024-25

Unit I: Physical World and Measurement. (10 Periods)

Chapter–1: Physical World

Chapter–2: Units and Measurements

Need for measurement: Units of measurement; systems of units; SI units, fundamental and derived units. significant figures. Dimensions of physical quantities, dimensional analysis and its applications.

Also Check:

• Value Of R In Gas Constant: Definition, Introduction, Value And Applications
• Ohm’s Law: Definition, Statement, Application And Limitations
• Magnetic Field: Formula, Properties, and Applications
• Avogadro’s Number: Definition, Value, Meaning, Unit and Symbol
• Difference Between Conduction, Convection and Radiation
• Archimedes' Principle: Formula, Derivation, Applications and Examples

Unit II: Kinematics (24 Periods)

Chapter–3: Motion in a Straight Line

Elementary concepts of differentiation and integration for describing motion, uniform and non- uniform motion, Frame of reference 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, 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 (16 Periods)

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). Solving problem in mechanics.

Unit IV: Work, Energy and Power (16 Periods)

Chapter–6: Work, Energy and Power

Work done by a constant force and a variable force; kinetic energy, work- energy theorem, power. Notion of potential energy, 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. (18 Periods)

Chapter–7: System of Particles and Rotational Motion

Centre of mass of a two-particle system, momentum conservation and motion of centre of Mass, 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, radius of gyration, values of moments of inertia for simple geometrical objects (no derivation).

Unit VI: Gravitation (12 Periods)

Chapter–8: Gravitation

Kepler’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,.

Unit VII: Properties of Bulk Matter. (24 Periods)

Chapter–9: Mechanical Properties of Solids

 Stress-strain relationship, Hooke's law, Young's modulus, bulk modulus, shear modulus, Poisson’s ratio and 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), 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.

 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 idea of blackbody radiation, Wien’s Displacement law and Stefan’s law

Unit VIII: Thermodynamics (12 Periods)

Chapter–12: Thermodynamics

 Thermal equilibrium and definition of temperature, zeroth law of thermodynamics, heat, work and internal energy. First law of thermodynamics, isothermal and adiabatic processes.

Second law of thermodynamics: reversible and irreversible processes, Cyclic Processes.

Unit IX: Behaviour of Perfect Gases and Kinetic Theory of Gases. (10 Periods)

Chapter–13: Kinetic Theory

 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 equi-partition of energy (statement only) and application to specific heat capacities of gases; concept of mean free path, Avogadro's number.

Unit X: Oscillations and Waves (28 Periods)

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.

Chapter–15: Waves

Wave motion: Transverse and longitudinal waves, speed of 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.    

Assam Board HS 1st Year Physics Practical Syllabus 2024-25

Total Period: 60

The record, to be submitted by the students, at the time of their annual examination, has to include:  

• Record of at least 15 Experiments [with a minimum of 6 from each section], to be performed by the students.  
• Record of at least 5 Activities [with a minimum of 2 each from section A and section B], to be demonstrated by the teachers.  
• Report of the project to be carried out by the students.  

EVALUATION SCHEME

Time Allowed: Three hours

Max. Marks: 30  

Experiments: Total Marks-30 

Section-A

1. Use of Vernier Callipers

(i) To measure diameter of a small spherical/cylindrical body.  

(ii) To measure dimensions of a given regular body of known mass and hence fmd its density.  

(iii) To measure internal diameter and depth of a given beaker/calorimeter and hence finds its volume.  

2. Use of screw gauge.  

(i) To measure diameter of a given wire.  

(ii) To measure thickness of a given sheet. (iii) To measure volume of an irreguler lamina.  

3. To determine radius of curvature of a given spherical surface by a spherometer.  
4. To determine the mass of two different objects using a beam balance.  
5. To find the weight of a given body using parallelogram law of vectors.  
6. Using a simple pendulum, plot L- T and L-T2 graphs. Hence find the effective length of a second's pendulum using appropriate graphs.  
7. To study the relationship between force of limiting friction and normal reaction and find the coefficient of friction between a block and a horizontal surface.  
8. To find the downward force, along an inclined plane, acting on a roller due to gravitational pull of the earth and study its relationship with the angle of inclination by plotting graph between force and sin of angle of inclination .  

Activities :

1. To make a paper scale of given least count, e.g. O.2cm. O.5cm.  
2. To determine mass of a given body using a meter scale by principle of moments.  
3. To plot of 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 of a roller on a horizontal plane.  
5. To study the variation in the range of a jet of water with the angle of projection.  
6. To study the conservation of energy of a ball rolling down on inclined plane (using a double inclined plane).  
7. To study dissipation of energy of a simple pendulum by plotting a graph between 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 and effective mass of a helical spring by plotting T2-m graph method of oscillation.  
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 1IV.  
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 determine the Sp. Heat capacity of a given solid by method of mixture
7. (i)To study the relation between frequency and length of a given wire under constant tension using sonometer.  

(ii)To study the relation between the length of a given wire tension for constant frequency using sonometer  

8. To find the speed of sound in air at room temperature using a resonance tube by two resonance position.  
9. To determine specific heat capacity of a given (i) solid (ii) liquid, by method of mixtures.  

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AHSEC HS 1st Year Syllabus 2024-25 PDF (All Subjects)