as an aid to those Thais who want to learn Physics and improve their knowledge of English or who want to learn English and improve their knowledge of Physics

Index of all sub-sections of

General Theory of Motion and Force (Mechanics)

Motion on prescribed trajectory

Mechanical Properties of solids

The inelastic fluids (which form drops) and the elastic fluids (Gases)

Flow of incompressible fluid and gases assumed to be incompressible

Molecular phenomena when fluids meet. Gases and solids

Wave motion

Acoustics

Heat

Static Electricity

Electricity

Thermal action of electric current. Electro-motoric action of heat

Electro-chemical actions of the current

Electro-motoric action of ions

Electro-chemical actions of the current

Electromotoric action of ions

Passage of electricity through gases

Radioactivity

Electromagnetism and magnetism

Induction currents

Electric oscillations

Optics

A B C D E F G H I J K L M N O P Q R S T U V W

A

Absolute (Earth magnetic) measure of current intensity

Absolute zero

Absolute zero of temperature

Acceleration

Acceleration during curvilinear motion

Accumulator

Aeroplane wings

Affinity

Air resistance

Airship

Alternating current

Amplifier tube

Analysis of timbre

Angular velocity

Anisotropy

Anisotropy of crystals

Apparent contradiction between Newton’s Laws of Motion and reality

Application of first main theorem to an ideal gas

Applications of electrolysis

Archimedes' Principle

Astronomical Coordinates

Atmospheric precipitation

Atmospheric pressure

Atomic Structure of matter

Audibility bounds of tone heights

B

Ballistic pendulum

Balloon

Basic concepts

Beats

Block-and-pulley

Body at rest can rotate about fixed axis

Boiling

Both kinds of electricity arise simultaneously

Bottom Pressure

Boundary layer of fluid

Boundary Layer Theory

Brownian motion

Bunsen flame

Buoyancy

Buoyancy of gases

C

Calorimetry

Canal rays

Capillary action

Carnot-Cyclic-Process

Cathetometer

Central motion

Centre of gravity as central point of parallel forces

Centre of mass

Centrifugal force

Centripetral force

Change of aggregate state of substances and equation of Clapeyron-Clausius

Changes of weight

Chemical equilibrium

Chromatic scales

Classical theory of atomic heat

Coefficients of elasticity

Cohesion

Cold steam engine

Colour of tone

Combination tones

Combustion engines (gas, oil machines)

Combustion heat

Compaction of gases at solids

Comparator

Compensation balance wheel

Compensation pendulum

Composition of forces

Composition of two transverse oscillations

Compressibility

Compressibility

Compressors

Concert-pitch

Condensers

Conditon imposed on the lines of force for induction of EMF

Conductivity depending on current direction

Conductors and non-conductors

Connection between heat and temperature

Consequences of Bernoulli's equation

Consequences of the magnetic and electric property of deflection of cathode rays

Conservation of angular momentum

Conservation of centre of gravity

Conservation of kinetic energy

Conservation of momentum

Constants of elasticity

Convection

Conversion of fluid state into gaseous state

Conversion of heat into work and work into heat in machines

Coordinate Transformation

Coriolis acceleration

Coulomb's law

Counting of a-particles

Couple

Critical temperature

Crystal classes and space groups

Consonance and dissonance

Crystal Physics

Crystal systems

Cyclic process

Cycloid Pendulum

D

D'Alembert's Principle

Damping of vibrations

Declination of terrestrial magnetism

Decomposition of forces

Definition of temperature

Deflection of cathode rays in a magnetic field

Deflection of cathode rays in an electric field

Deformation of solids

Degree of freedom

Delay in boiling

Demonstration of centrifugal force

Density

Density of Earth

Density of electricity

Density of steam

Dependence of weight on rotation of Earth about its axis

Deviation from pv-law

Deviations from Hooke's law

Diamagnetism

Diatonic scales

Dielectric as bearer of the electric field

Dielectric constant

Different forms of elasticity

Different kinds of rays of radioactive substances

Diffusion

Diffusion of gas

Diffusion of gas through porous bodies

Diffusion pump

Dimension of velocity

Dimensional formulae

Direction of induced current

Direction of Motion

Direction-quantumization

Discharge by conduction

Discharge quantity

Disintegration theory

Displacement of point of attack of force

Dissociation

Distillation

Distribution of tension in layered discharge

Doppler Principle

Dulong and Petit Law

Duration of rotation

Dust figures, generated in vibrating air columns

Dynamics

Dynamo and electromotor

E

Eddy currents

Effect of buoyancy on body weight

Effect of Earth's rotation on direction of fall

Elastic after-effect

Elastic hysteresis

Elasticity

Elasticity of crystals

Electric charge of ion

Electric current

Electric friction machine

Electric induction machines

Electric motor

Electric oscillations

Electric potential

Electric resistances

Electric shielding action

Electric valves

Electrical measurement of temperature

Electrification by induction

Electrification by friction between two bodies

Electro-chemical actions of current

Electrofor

Electrokinetics

Electrolysis

Electrolysis of water

Electrolytic conductio

Electrolytic dissociation

Electrolytic solution pressure

Electromagnet

Electro-magnetic waves

Electromagnetism and magnetism

Electromotor and dynamo

Electromotoric action of heat

Electromotoric action of ions

Electromotoric effect of ions

Electrons with a different origin

Electroscope and electrometer

Electrostatic capacity

Elementary charge

Elements of terrestrial magnetism

Ellipsoid of inertia

Emission of electrons at high temperatures

Enantio-morphy

Enantiomorphy of crystals

Energy

Energy of electric charge

Entropy

Etvs' Law

Equality of Action and Reaction

Equality of inert and heavy mass

Equality of masses

Equally directed, parallel forces acting on rotatable body

Equation of Daniel Bernoulli

Equation of motion of rotating body

Equation of state

Equilibrium of bifilarly suspended body

Equilibrium of drop forming substances

Equilibrium of fluid at rest

Equilibrium of forces

Equilibrium of two forces acting on rotatable body

Equipotential Surfaces

Erg

Escape of gas under pressure

Evaporation heat

Examples of lines of force

Excess-current

Experimental proof of the equality of the character of electromagnetic and light waves

Experiments

Explosion

Extension of concept of symmetry

F

Fall along an inclined plane

Fall device of Atwood

Faraday's bucket experiment

Faraday's electrochemical law of equivalence

Ferro-magnetism

Field of force

Field of gravity

First main theorem in the form dQ = dU + pdV

First main theorem in the form U2 - U1=Q + A

First main theorem of Thermodynamics

Flageolet sounds

Flame

Flattening of Earth

Fluid level in communicating vessels

Fluids

Flutter of flags

Formation and propagation of electromagnetic wave

Formation and propagation of electromagnetic wave

Formation of a radioactive substance from its mother substance

Forms of gas discharge at different pressures

Foucault's pendulum

Fourier's Theorem

Free energy and maximal work of chemical process

Free fall without air resistance

Friction of fluids

Fundamental law of the force of interaction between two magnets

Fundamental observations of radioactivity

G

Galvanic elements

Galvanic polarization

Galvanometer

Gas Constant

Gas discharges and ionisation processes

Gases

Gas-thermometer

General attraction of masses

General characteristic of the calorimetric methods for the measurement of specific heat

General Principle of Relativity

General Theory of Motion and Force

Generation of sound

Geoid

Geometrical representation of time simultaneity according to Minkowski-Einstein

Geometrical structure of firm bodies

Graham's Law of diffusion rate

Gravitational constant

H

Half-life time and disintegration constant

Half-time of radium

Hardness

Hearing

Heat

Heat convection in winds and ocean currents

Heat pump

Heat radiating Sun as cosmic source of heat

Heat theorem of Nernst

Heat tone

Heat, a form of energy

Height of tone

Henry's Law

Homogeneity

Homogeneity of crystals

Hooke's law

Horizontal intensity of terrestrial magnetism

Horse power

Hydraulic Press

Hydrostatic Balance

Hydro-static equilibrium of Earth's crust

Hygrometry

I

Ice melting calometric method

Ideal fluids

Idealized and real processes (reversible and irreversible)

Impossibility of perpetuum mobile

Impossibility of perpetuum mobile of second kind

Impulse

Impulsive moment

Inclination of terrestrial magnetism

Inclined plane

Inclined plane as a machine

Incompressible fluids

Incompressible gases

Indicator

Indicator diagram

Indifferent equilibrium

Induction coil

Induction currents

Induction of an EMF by a moving magnet

Inertia

Inertia as Change Action of Masses

Inertia of energy

Inertial system

Interaction between a magnet and a conductor through which flows a current

Interaction between conductors with flowing current

Interference and beats

Internal pressure depending on surface's curvature

Interval

Ionisation of gases

Ionization by collision

Ionization state of atmosphere

Irrotational flow

Isostasy

Isotropy

J

Joule heat

Joule-Thomson-Effect

K

Kepler's first law

Kepler's Second Law

Kepler's Third Law

Kinetic energy

Kirchhoff's theorems (extension of Ohm's law)

Knowledge of acceleration yields (quantitative) knowledge of entire motion

Krarup-cable

L

Larynx

Lattice constant

Lattice Theory of Crystals

Law of atomic heat

Law of Boyle-Mariotte

Law of constant heat sums

Law of Poiseuille

Law of van der Waals

Lenz's Rule

Level surfaces

Lightning

Lines of force

Liquefaction of gas by throttle cooling

Liquefaction of gases

Location of a material point with respect to its environment

Logarithmic decrement

Longitudinal wave

Longitudinally vibrating solid bodies

Lorentz transformation formulae

Loschmidt's Number

Lowering of melting point (regelation) of ice

M

Machines

Magnetic field strength, measured by the density of the lines of force

Magnetic hysteresis

Magnetic lines of force

Magnetic rotary field

Magnetism

Magnetism, a general property of matter

Magneton

Magnitude of attraction of Sun

Magnitude of centripetral and centrifugal forces

Magnitude of force

Magnitude of induced EMF

Magnus Effect

Major scales

Manometer

Manometric investigations of vibrating air columns

Mass

Mass

Material body

Mathematical pendulum

Mathematically simplest form of second main theorem for invertible cyclic processes

Maxwell's relation n= e

Measure of heat conductivity

Measure of magnitude of angle

Measurement of density according to Archimedes' Principle

Measurement of density of fluids

Measurement of expansion of mercury and water

Measurement of expansion of water

Measurement of ionization flows

Measurement of length

Measurement of mass

Measurement of pressure and flow velocity

Measurement of steam pressure

Measurement of the density of gas through escape velocity

Measurement of vapour density

Measurement of vapour volume by displacement of air

Measurement of vapour volume of a weighted fluid mass

Measurements of resistance

Mechanical foundation of pv-Law

Mechanism of galvanic element according to Nernst

Meeting of three interfaces

Melting temperature and melting heat

Mercury thermometers for different purposes

Mercury-vapour-jet-air pump

Meta-centre

Metal block kalorimeter for measurement of specific heat at very low temperature

Metallic conduction

Meter-kilogram

Metronome

Microphone

Minor scales

Mixing calometric method

Modern ideas of the nature of dielectric polarization

Modulus of compression

Modulus of elasticity

Mohr's scale hydrometer

Molecular theory of heat

Molecular theory of magnetism

Moment of inertia corresponds to each axis of rotation

Moon's orbit about Earth

Morphology of crystals

Motion constricted by an axis

Motion of planets

Motion on an inclined plane

Musical employment of tone heights

Musical instruments

Musical sound

Mutual attraction of Sun and planets

N

Nature of cathode rays

Necessary consequences from Lorentz transformation.

Newton's first law of motion

Newton's law of gravitation

Newton's second law of motion

Newton's third law of motion

Nodes and bulges of oscillations

Noise

Nonius

Non-uniform motion

Normal elements

O

Obstruction of rigid bodies by fluid friction

Ohm's Law

Ohm's law

Only the surfaces of conductors are charged

Orthomorphy

Orthomorphy of crystals

Oscillating bars

Oscillating membranes

Oscillating plates

Oscillation

Oscillations of a row of elastically linked points

Oscillations of a row of elastically linked points perpendicular to the row

Osmosis

Osmotic pressure

Osmotic Pressure of diluted solutions and the gas equation

Outflow velocity

Overheated Steam

P

Parallel displacement of axis of rotation

Parallel displacement of force

Parallel, oppositely directed (anti-parallel) forces

Parallelogram of motions and forces

Paramagnetism

Partial pressure

Passage of electricity through gases

Pendulum

Pendulum clock

Perception of sound

Performance of electric current

Period of pendulum

Period of planets

Period of tone

Permeability

Phonograph

Physical acoustics

Physical equivalence of inertial systems

Physical pendulum

Physical-chemical conversion of a substance and its heat equivalence (heat tone)

Physiological acoustics

Piezometer of Oberstedt

Piston air pump

Piston steam engine

Planetary motion

Platinum thermometer

Poggendorff’s fall device

Polarization

Potential energy

Potential flow

Prandtl's Boundary Layer Theory

Presentation of different flow patters by stream lines

Pressure dependence of boiling point

Pressure dependence of melting temperature

Pressure in fluid flow

Pressure inside fluid

Principle of conservation of energy

Principle of kinetic energy

Principle of Special Relativity of Einstein.

Principle of virtual displacement

Projection of lattice elements

Projection without air resistance

Proof of equality of action and reaction by means of Poggendorff’s fall device

Proof of the helium nature of a-rays

Propagation of pressure inside fluid

Propagation of sound

Propagation of sound in air

Properties of cathode rays

Properties of solids

Pupin-coil

Q

Quadrant electrometer

Quantum theory of specific heat

R

Radioactive equilibrium

Radioactivity

Radius of gyration

Range of validity of pv-law

Raoult's determination of molecular weight

Rationality law of translation lattice

Reaction rate

Real fluids

Realization of thermodynamic scale

Recombination and velocity of ions

Recrystallization

Reduction of freezing point of diluted solutions

Reduction of steam pressureRaising of boiling point

Reduction of weight to that in vacuum

Reflection

Reflection of sound waves

Refrigerator (cold steam engine)

Regelation

Relationship between surface tension and molecular volume of fluid

Relationship between vapour density and molecular weight

Relativistic concept of mass

Relativity of motion

Relativity of

Simultaneity

Relaxation

Remanence and coercive forces

Resistance of a conductor

Resonance

Resonators

Restriction of motion

Retardation

Reversible and irreversible processes

Reversion pendulum

Reynolds Number

Rigid body

Roller

Rotary impulse

Rotatable rigid body as machine

S

Saturation current

Saturation pressure

Scalar

Screw

Seconds pendulum

Self-induction

Sensation of heat and thermal state

Shape of planets' trajectories

Ship waves

Side pressure

Similarity between electric oscillations and light

Simultaneous action of several forces

Singing flame

Siren

Solenoid

Solidification

Solids

Solids

Solubility of gases

Solution cold

Sound instruments

Sounding body

Sound-sensitive flames

Space charge

Spark discharge

Spark inductor

Specific heat

Specific Heat of substances

Specific weight

Spreading of heat

Spreading of heat by conduction

Spreading of heat by entrainment (convection)

Spreading of heat by radiation

Stability of swimming body

Stable equilibrium

Standing waves

State of a body

States of aggregates

Static moment

Statics

Steam pressure formula

Steam turbine

Storage of work in hot water

Strength

Strength

Strength of tone

Strings

Sublimation

Superposition of oscillations

Supplement of pv - Law.

Surface tension

Swimming

Symmetry

Symmetry of crystals

Synthesis of timbre

System of material points

Systematic generation of faster possible electric oscillations

T

Tautochrone

Technical applications of good and bad heat conductors

Technical applications of liquefaction heat and evaporation cold

Technical significance of entropy

Telephone

Temperate scales

Temperature

Temperature dependence of heat tone

Temperature dependence of melting heat

Temperature dependence of volume of fluids

Temperature dependence of volume of gases

Tendency to expand

Tension in bounding surface of fluid

Terrestrial magnetism

Test of Newton's first two laws of motion

Testing of gravitational law

The second main theorem

Thermal action of electric current

Thermal and electrical conductivity of metals

Thermal conduction of Earth's crust

Thermal conductivity and heat-transfer-coefficient

Thermal conductivity of fluids and gases

Thermodynamical temperature scale

Thermodynamics

Thermoelectricity

Thermoelement

Thermo-hypsometry

Thermometric-barometric measurement of height

Thermometry

Third main theorem

Timbre

Tone

Tone Height

Tone scale

Torricelli's experiment

Torricelli's Law

Trajectory velocity

Transformer for alternating current

Transverse wave

Tuning fork

Turbulent flow

U

Uniform circular motion, decomposed into two pendulum oscillations

Uniform motion

Unit of electromotoric force

Unit of heat

Unit of length

Unit of mass

Unit of potential difference

Unit of time

Unit of velocity

Unit of work

Unstable equilibrium

Useful effect of reversible process

V

Vacuum meter

Vector

Velocities of planets

Velocity

Velocity during curvilinear motion

Velocity in fluid flow

Velocity in non-uniform motion

Velocity of phase propagation

Velocity of propagation of water waves

Vibrating air columns

Vibrating body

Vibration point

Voice organ

Volta-induction

Vortex

Vortex ring

Vortex thread

Vortex tube

W

Water forces

Water pressure pump

Water suction pump

Water turbine

Water waves

Water wheel

Waterfall-, pyro-, piezo- air-electricity

Wave group

Wave of circulating points

Wedge

Weighing of known vapour volume

Weight of a body below and on the surface of Earth

Weight of gases

What is matter?

What is motion?

What means "polarized"

Wheel on an axis

Wire waves

Wireless telegraphy

Wireless telephony

World line