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Electric charges and their conservation.

Principle of superposition of waves, reflection of waves, standing waves in strings and organ pipes, fundamental mode and harmonics. Displacement relation for a progressive wave. Longitudinal and transverse waves, speed of wave motion. Simple harmonic motion(SHM) and its equation phase oscillations of a spring-restoring force and force constant energy in SHM –Kinetic and potential energies simple pendulum-derivation of expression for its time period free, forced and damped oscillations (qualitative ideas only), resonance.

Periodic motion-period, frequency, displacement as a function of time.

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Kinetic energy and temperature degrees of freedom, law of equipartition of energy (statement only) and application to specific heat capacities of gases concept of mean free path.

Kinetic theory of gases: Assumptions, concept of pressure.

Equation of state of a perfect gas, work done on compressing a gas.

UNIT IX: Behaviour of Perfect Gas and Kinetic Theory

Second law of the thermodynamics: Reversible and irreversible processes.

Thermal equilibrium and definition of temperature (zeroth law of Thermodynamics).

Newton’s law of cooling and Stefan’s law.

Qualitative ideas of Black Body Radiation, Wein’s displacement law, and Green House effect.

Heat transfer- conduction and thermal conductivity, convection and radiation.

Specific heat capacity: Cp, Cv- calorimetry change of state – latent heat.

Heat, temperature, thermal expansion thermal expansion of solids, liquids, and gases.

Surface energy and surface tension, angle of contact, excess of pressure, application of surface tension ideas to drops, bubbles and capillary rise.

Critical velocity, Bernoulli’s theorem and its applications.

Viscosity, Stokes’ law, terminal velocity, Reynold’s number, streamline and turbulent flow.Hooke’s law, Young’s modulus, bulk modulus, shear, modulus of rigidity, poisson’s ratio elastic energy. Elastic behavior, Stress-strain relationship.Escape velocity, orbital velocity of a satellite. Gravitational potential energy gravitational potential.Acceleration due to gravity and its variation with altitude and depth. UNIT V: Motion of System of Particles and Rigid Body Notion of potential energy, the potential energy of a spring, conservative forces conservation of mechanical energy (kinetic and potential energies) nonconservative forces motion in a vertical circle, elastic and inelastic collisions in one and two dimensions.Work done by a constant force and variable force kinetic energy, work-energy theorem, power.Centripetal force, examples of circular motion (vehicle on level circular road, vehicle on banked road). Static and Kinetic friction, laws of friction, rolling friction, lubrication. Law of conservation of linear momentum and its applications. Inertia, Newton’s first law of motion momentum and Newton’s second law of motion impulse Newton’s third law of motion. Cases of uniform velocity and uniform acceleration- projectile motion. Scalar and Vector products of Vectors.Resolution of a vector in a plane-rectangular component. Scalar and vector quantities: Position and displacement vectors, general vectors, general vectors and notation, equality of vectors, multiplication of vectors by a real number addition and subtraction of vectors. Elementary concepts of differentiation and integration for describing motion.Uniformly accelerated motion, velocity-time, and position-time graphs, for uniformly accelerated motion (graphical treatment). Uniform and non-uniform motion, average speed, and instantaneous velocity. A frame of reference, Motion in a straight line Position-time graph, speed, and velocity.Dimensions of physical quantities, dimensional analysis, and its applications.Length, mass, and time measurements accuracy and precision of measuring instruments errors in measurement significant figures. Need for measurement: Units of measurement systems of units SI units, fundamental and derived units.Physics: Scope and excitement nature of physical laws Physics, technology, and society.NEET 2023 Detailed Syllabus PHYSICS: CONTENTS OF CLASS XI SYLLABUS Structural Organisation in Animals and Plants Organic Chemistry- Some Basic Principles and Techniques S-Block Element (Alkali and Alkaline earth metals) General Principles and Processes of Isolation of Elements

Classification of Elements and Periodicity in Properties