Physics Class 11 CBSE: Units and Measurements, Motion

Physics Class 11 CBSE

Units and Measurements

• Fundamental and derived units
• Dimensions of physical quantities
• Measurement of length, mass, and time
• Errors in measurement
• Significant figures and rounding off

Motion in a Straight Line

• Motion in one dimension
• Position-time graph, velocity-time graph, and acceleration-time graph
• Equation of motion: v = u + at, s = ut + (1/2)at^2, v^2 = u^2 + 2as
• Graphical representation of motion

Motion in a Plane

• Motion in two dimensions
• Projectile motion
• Equation of motion: time of flight, range, and maximum height
• Relative motion

Laws of Motion

• Newton's first law: law of inertia
• Newton's second law: force and acceleration
• Newton's third law: action and reaction
• Momentum and its conservation

Work, Energy, and Power

• Work done by a force
• Kinetic energy and potential energy
• Conservation of energy
• Power and efficiency

Rotational Motion

• Angular displacement, angular velocity, and angular acceleration
• Rotational kinematics: equation of motion
• Rotational dynamics: torque and moment of inertia
• Rotational kinetic energy and power

Gravitation

• Universal law of gravitation
• Gravitational force and field
• Gravitational potential energy
• Motion of planets and satellites

Physics Class 12 CBSE

Electric Charges and Fields

• Electric charge: types and properties
• Coulomb's law: electric field and force
• Electric field lines and flux
• Electric dipole: field and torque

Electrostatic Potential and Capacitance

• Electric potential: definition and units
• Electrostatic potential due to a point charge
• Capacitance: definition and types
• Capacitors in series and parallel

Current Electricity

• Electric current: definition and units
• Ohm's law: resistance and resistivity
• Electric power and energy
• Series and parallel circuits

Moving Charges and Magnetism

• Magnetic field: definition and units
• Magnetic force: Lorentz force and Biot-Savart law
• Magnetic field due to a current-carrying wire
• Torque on a current-carrying coil

Magnetism and Matter

• Magnetic properties of materials
• Magnetic susceptibility and permeability
• Hysteresis loop and magnetic induction

Electromagnetic Induction

• Electromagnetic induction: Faraday's law and Lenz's law
• Induced emf and current
• Self-induction and mutual induction

Alternating Current

• Alternating current: definition and characteristics
• AC circuits: series and parallel
• Reactance and impedance
• Power in AC circuits

Electromagnetic Waves

• Electromagnetic waves: definition and properties
• Electromagnetic spectrum
• Speed and energy of electromagnetic waves

Ray Optics and Optical Instruments

• Reflection and refraction of light
• Total internal reflection and lenses
• Mirrors and optical instruments: telescope and microscope

Wave Optics

• Interference of light: Young's double slit experiment
• Diffraction of light: single slit and circular aperture
• Polarization of light: linear and circular polarization

Physics Class 11 CBSE

Units and Measurements

• Physical quantities have dimensions and units
• Fundamental units: length (m), mass (kg), time (s)
• Derived units: speed (m/s), force (N), energy (J)
• Measurement errors: absolute, relative, and percentage errors
• Significant figures and rounding off rules

Motion in a Straight Line

• Motion in one dimension: position-time graph, velocity-time graph, acceleration-time graph
• Equation of motion: v = u + at, s = ut + (1/2)at^2, v^2 = u^2 + 2as
• Graphical representation of motion: position-time, velocity-time, and acceleration-time graphs

Motion in a Plane

• Motion in two dimensions: position, velocity, and acceleration vectors
• Projectile motion: time of flight, range, and maximum height
• Equation of motion: horizontal and vertical components
• Relative motion: concept and examples

Laws of Motion

• Newton's first law: law of inertia, concept and examples
• Newton's second law: force and acceleration, F = ma
• Newton's third law: action and reaction, concept and examples
• Momentum and its conservation: concept and examples

Work, Energy, and Power

• Work done by a force: concept and formula
• Kinetic energy and potential energy: concept and formulas
• Conservation of energy: concept and examples
• Power and efficiency: concept and formulas

Rotational Motion

• Angular displacement, angular velocity, and angular acceleration: concepts and formulas
• Rotational kinematics: equation of motion, concept and examples
• Rotational dynamics: torque and moment of inertia, concept and examples
• Rotational kinetic energy and power: concept and formulas

Gravitation

• Universal law of gravitation: concept and formula
• Gravitational force and field: concept and examples
• Gravitational potential energy: concept and formula
• Motion of planets and satellites: concept and examples

Physics Class 12 CBSE

Electric Charges and Fields

• Electric charge: types, properties, and conservation
• Coulomb's law: electric field and force, concept and formula
• Electric field lines and flux: concept and examples
• Electric dipole: field and torque, concept and examples

Electrostatic Potential and Capacitance

• Electric potential: definition, unit, and concept
• Electrostatic potential due to a point charge: concept and formula
• Capacitance: definition, units, and types
• Capacitors in series and parallel: concept and formulas

Current Electricity

• Electric current: definition, unit, and concept
• Ohm's law: resistance and resistivity, concept and formula
• Electric power and energy: concept and formulas
• Series and parallel circuits: concept and examples

Moving Charges and Magnetism

• Magnetic field: definition, unit, and concept
• Magnetic force: Lorentz force and Biot-Savart law, concept and formulas
• Magnetic field due to a current-carrying wire: concept and formula
• Torque on a current-carrying coil: concept and formula

Magnetism and Matter

• Magnetic properties of materials: concept and examples
• Magnetic susceptibility and permeability: concept and formulas
• Hysteresis loop and magnetic induction: concept and examples

Electromagnetic Induction

• Electromagnetic induction: Faraday's law and Lenz's law, concept and formulas
• Induced emf and current: concept and formulas
• Self-induction and mutual induction: concept and formulas

Alternating Current

• Alternating current: definition, characteristics, and concept
• AC circuits: series and parallel, concept and examples
• Reactance and impedance: concept and formulas
• Power in AC circuits: concept and formulas

Electromagnetic Waves

• Electromagnetic waves: definition, properties, and concept
• Electromagnetic spectrum: concept and examples
• Speed and energy of electromagnetic waves: concept and formulas

Ray Optics and Optical Instruments

• Reflection and refraction of light: concept and formulas
• Total internal reflection and lenses: concept and examples
• Mirrors and optical instruments: telescope and microscope, concept and examples

Wave Optics

• Interference of light: Young's double slit experiment, concept and example
• Diffraction of light: single slit and circular aperture, concept and examples
• Polarization of light: linear and circular polarization, concept and examples

Test your knowledge of fundamental units, measurements, and motion in a straight line and plane, covering topics like dimensions, errors, and graphical representations.