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Physics (9478)

20 sections available

Quantities and Measurement

Physical quantities and SI units

Errors and uncertainties

Scalars and vectors

Forces and Moments

Moment and torque

Translational and rotational equilibrium

Motion and Forces

Uniformly accelerated linear motion

Mass and linear momentum

Energy and Fields

Energy stores and transfers

Work done by a force

Concept of a field

Potential energy

Power and efficiency

Projectile Motion

Gravitational potential energy in a uniform field

Effects of air resistance

Collisions

Conservation of momentum and energy

Circular Motion

Kinematics of uniform circular motion

Centripetal acceleration

Gravitational Fields

Newton’s laws of gravitation

Gravitational field strength

Gravitational potential and energy

Escape velocity and circular orbits

Oscillations

Simple harmonic motion

Energy in oscillations

Wave Motion

Properties of waves

Energy transfer by progressive waves

Superposition

Principle of superposition

Interference of two or more point sources

Diffraction through a finite-size gap

Temperature and Ideal Gases

Empirical gas laws

Kinetic theory of gases

Thermodynamic Systems

Internal energy

Heating and work done

Laws of thermodynamics

Specific heat capacity and specific latent heat

Electric Fields

Coulomb’s law

Electric field strength

Electric potential and energy

Uniform electric fields

Currents

Current and drift velocity

Potential difference and power

Power supplies: d.c. and a.c.

Circuits

Circuit symbols and diagrams

Resistance, resistivity and internal resistance

Resistors in series and parallel

RC circuits with d.c. source

Electromagnetic Forces

Magnetic fields and magnetic flux density due to currents

Force on a current-carrying conductor

Force on a moving charge

Electromagnetic Induction

Faraday’s and Lenz’s laws of electromagnetic induction

Power transformers

Quantum Physics

The particulate nature of light

The wave nature of particles

Quantisation of energy in matter

Nuclear Physics

The nuclear atom

Radioactive decay

Nuclear processes and conservation laws

Mass defect and nuclear binding energy

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