Physics Unit

Description

Physics and Measurement

Units of measurement, SI units, fundamental and derived units, dimensions, dimensional analysis, errors in measurement, least count, significant figures and applications

Kinematics

Frame of reference, motion in straight line, speed, velocity, acceleration, position-time and velocity-time graphs, vectors, scalar and vector products, unit vector, relative velocity, projectile motion and uniform circular motion

Laws of Motion

Force and inertia, Newton’s laws of motion, momentum, impulse, conservation of linear momentum, equilibrium of forces, static and kinetic friction, rolling friction, centripetal force and banked roads

Work, Energy, and Power

Work done by constant and variable force, kinetic and potential energy, work-energy theorem, conservation of mechanical energy, power, spring potential energy, vertical circular motion, elastic and inelastic collisions

Rotational Motion

Centre of mass, torque, angular momentum, conservation of angular momentum, moment of inertia, radius of gyration, parallel and perpendicular axis theorem, rotational dynamics and equilibrium of rigid bodies

Gravitation

Universal law of gravitation, acceleration due to gravity, variation with altitude and depth, Kepler’s laws, gravitational potential energy, escape velocity, satellite motion, orbital velocity and time period

Properties of Solids and Liquids

Elastic behaviour, Hooke’s law, Young’s modulus, bulk modulus, viscosity, Stokes law, terminal velocity, Bernoulli’s principle, surface tension, capillary rise, calorimetry, latent heat, conduction, convection and radiation

Thermodynamics

Thermal equilibrium, zeroth law of thermodynamics, heat, work, internal energy, first and second laws of thermodynamics, reversible and irreversible processes, isothermal and adiabatic processes

Kinetic Theory of Gases

Equation of state, kinetic theory of gases, pressure, RMS speed, degrees of freedom, law of equipartition of energy, mean free path and Avogadro number

Oscillations and Waves

Oscillations, periodic motion, SHM, spring and pendulum motion, wave motion, longitudinal and transverse waves, superposition principle, standing waves, harmonics, organ pipes and beats

Electrostatics

Electric charges, Coulomb’s law, electric field, electric field lines, electric dipole, electric flux, Gauss’s law, electric potential, equipotential surfaces, capacitance, dielectric medium and capacitors

Current Electricity

Electric current, drift velocity, mobility, Ohm’s law, resistance, resistivity, conductivity, electrical energy and power, series and parallel combinations, cells, Kirchhoff’s laws, Wheatstone bridge and metre bridge

Magnetic Effects of Current and Magnetism

Biot-Savart law, Ampere’s law, magnetic force on a moving charge and conductor, galvanometer, magnetic dipole, bar magnet, magnetic field lines, para, dia and ferromagnetic substances

Electromagnetic Induction and Alternating Currents

Electromagnetic induction, Faraday’s law, Lenz’s law, eddy currents, self and mutual inductance, alternating current, RMS value, reactance, impedance, LCR circuits, AC generator and transformer

Electromagnetic Waves

Displacement current, electromagnetic waves, transverse nature, electromagnetic spectrum including radio waves, microwaves, infrared, visible light, ultraviolet rays, X-rays and gamma rays

Optics

Reflection and refraction, mirrors and lenses, lens maker formula, total internal reflection, prisms, microscopes, telescopes, wave optics, Huygens principle, Young’s double slit experiment, diffraction and polarization

Dual Nature of Matter and Radiation

Dual nature of radiation, photoelectric effect, Hertz and Lenard observations, Einstein photoelectric equation, de Broglie relation and matter waves

Atoms and Nuclei

Rutherford scattering experiment, Bohr model, hydrogen spectrum, nuclear composition, mass defect, binding energy, nuclear fission and nuclear fusion

Electronic Devices

Semiconductors, semiconductor diode, rectifiers, LED, photodiode, solar cell, Zener diode, voltage regulator and logic gates including OR, AND, NOT, NAND and NOR

Experimental Skills

Vernier calipers, screw gauge, pendulum experiments, Young’s modulus, surface tension, viscosity, speed of sound, specific heat, metre bridge, Ohm’s law, galvanometer, focal length experiments, prism deviation, refractive index, diode and Zener diode characteristics

Physics Chapters/Topics

Average No. of Questions

Weightage (%)

Current Electricity

5

10%

Rotational Motion

3

6%

Ray Optics and Optical Instruments

3

6%

Semiconductor Electronics

3

5%

Units and Measurements

3

5%

Electrostatic Potential and Capacitance

3

5%

Moving Charges and Magnetism

2

5%

Nuclei

2

4%

Alternating Current

2

4%

Mechanical Properties of Fluids

2

3%

Electromagnetic Waves

2

3%

Dual Nature of Radiation and Matter

2

3%

Gravitation

2

3%

Work, Energy, and Power

2

3%

Electric Charges and Fields

2

3%

Oscillations

1

3%

Kinetic Theory of Gases

1

3%

Atoms

1

3%

Motion in a Plane

1

3%

Electromagnetic Induction

1

3%

Mechanical Properties of Solids

1

2%

Center of Mass & System of Particles

1

2%

Laws of Motion

1

2%

Thermodynamics

1

2%

Magnetism and Matter

1

1%

Mathematical Tools & Vectors

1

1%

Waves

1

1%

Thermal Properties of Matter

0

1%

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