Physics ( 11th)

  • Physics - scope and excitement
  • Nature of physical laws
  • Physics, technology and society
  • 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
  • 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)
  • 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
  • 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 banked road)
  • 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
  • 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, laws 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). Statement of parallel and perpendicular axes theorems and their applications.
  • Keplar'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
  • Elastic behaviour, Stress-strain relationship, Hooke's law, Young's modulus, bulk modulus, shear modulus of rigidity, Poisson's ratio, elastic energy
  • 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
  • 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, Green house effect
  • 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. Heat engine and refrigerator
  • 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
  • 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 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
  • Wave motion. Transverse and longitudinal waves, speed of wave motion. 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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