NEET Physics syllabus of class 11th
1.
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Physical world and measurement
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2.
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Kinematics
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3.
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Laws of Motion
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4.
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Work, Energy and Power
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5.
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Motion of System of Particles and Rigid Body
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6.
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Gravitation
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7
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Properties of Bulk Matter
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8.
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Thermodynamics
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9
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Behaviour of Perfect Gas and Kinetic Theory
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10
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Oscillations and Waves
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CONTENTS CLASS XI
SYLLABUS
UNIT I: Physical World
and Measurement
1. Physics: Scope and excitement; nature of
physical laws; Physics, technology and society.
2. 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.
3. Dimensions of physical quantities, dimensional
analysis and its applications.
UNIT II: Kinematic:
1. Frame of reference, Motion in a straight line;
Position-time graph, speed and velocity. Uniform and non-uniform motion,
average speed and instantaneous velocity. Uniformly accelerated motion,
velocity-time and position-time graphs, for uniformly accelerated motion
(graphical treatment).
2. Elementary concepts of differentiation and
integration for describing motion.
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. Relative velocity.
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. Relative velocity.
3. Unit vectors. Resolution of a vector in a
plane-rectangular components.
4. Scalar and Vector products of Vectors. Motion
in a plane. Cases of uniform velocity and uniform acceleration- projectile
motion. Uniform circular motion.
UNIT III: Laws of
Motion
1. 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.
2. Equilibrium of concurrent forces. Static and
Kinetic friction, laws of friction, rolling friction, lubrication.
3. Dynamics of uniform circular motion.
Centripetal force, examples of circular motion (vehicle on level circular road,
vehicle on banked road).
UNIT IV: Work, Energy
and Power
1. Work done by a constant force and variable
force; kinetic energy, work-energy theorem, power.
2. 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
1. 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 uniform rod.
2. Moment of a force,-torque, angular momentum,
conservation of angular momentum with some examples.
3. Equilibrium of rigid bodies, rigid body
rotation and equation of rotational motion, comparison of linear and rotational
motions; moment of inertia, radius of gyration. Values of M.I. for simple
geometrical objects (no derivation).
4. Statement of parallel and perpendicular axes
theorems and their applications.
UNIT VI: Gravitation
1. Kepler’s laws of planetary motion. The
universal law of gravitation.
Acceleration due to gravity and its variation with altitude and depth.
Acceleration due to gravity and its variation with altitude and depth.
2. Gravitational potential energy; gravitational
potential. Escape velocity, orbital velocity of a satellite. Geostationary
satellites.
UNIT VII: Properties
of Bulk Matter
1. Elastic behavior, Stress-strain relationship.
Hooke’s law, Young’s modulus, bulk modulus, shear, modulus of rigidity,
poisson’s ratio; elastic energy.
2. Viscosity, Stokes’ law, terminal velocity,
Reynold’s number, streamline and turbulent flow. Critical velocity, Bernoulli’s
theorem and its applications.
3. Surface energy and surface tension, angle of
contact, excess of pressure, application of surface tension ideas to drops,
bubbles and capillary rise.
4. Heat, temperature, thermal expansion; thermal
expansion of solids, liquids, and gases. Anomalous expansion. Specific heat
capacity: Cp, Cv- calorimetry; change of state – latent heat.
5. Heat transfer- conduction and thermal
conductivity, convection and radiation.
6. Qualitative ideas of Black Body Radiation,
Wein’s displacement law, and Green House effect.
7. Newton’s law of cooling and Stefan’s law.
UNIT VIII:
Thermodynamics
1. Thermal equilibrium and definition of
temperature (zeroth law of Thermodynamics). Heat, work and internal energy.
First law of thermodynamics. Isothermal and adiabatic processes.
2. Second law of the thermodynamics: Reversible
and irreversible processes. Heat engines and refrigerators.
UNIT IX: Behaviour of
Perfect Gas and Kinetic Theory
1. Equation of state of a perfect gas, work done
on compressing a gas.
2. Kinetic theory of gases: Assumptions, concept
of pressure. 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.
UNIT X: Oscillations
and Waves
1. Periodic motion-period, frequency,
displacement as a function of time. Periodic functions. 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.
2. Wave motion. Longitudinal and transverse
waves, speed of wave motion.
3. 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.
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