Physics formulas of the above topics. Press the link will take you to the correct position
Thermodynamics | |||
Quantity, law, definition | Quantity | Unit | Formula |
Thermodynamic temperature | T | K | ![]() |
Temperature range | K | ![]() | |
t | °C | ![]() | |
°C | ![]() | ||
°F | ![]() | ||
Dalton’s law (partial pressure) | ![]() | ||
General equation of gases | ![]() | ||
Poisson’s law | |||
adiabatic change | ![]() | ||
Heat expansion | |||
length | α | 1/°C | ![]() |
volume | γ | 1/°C | ![]() |
Compressibility | κ | 1/Pa | ![]() |
Thermodynamic system | |||
total energy | ![]() | ||
first basic rule | ![]() | ||
internal energy of ideal gas | U | J | ![]() |
Heat capacity | C | J/K | ![]() |
Heat energy | Q | J | ![]() |
Melting | ![]() | ||
Evaporation | ![]() | ||
Heat conduction | λ | ![]() | |
Entropy | S | J/K | ![]() |
Heat engine | |||
efficiency | η | ![]() | |
ideaal efficiency | ![]() | ||
Cooling machine | |||
performance | ε | ![]() | |
ideal performance | ![]() | ||
Heat pump | |||
performance | ε | ![]() | |
ideal performance | ![]() |
Wave motion and optics | |||
Quantity, law, the number | Symbol | Unit | Formula |
Fundamental equation of wave motion | ![]() | ||
Intesity | I | W/m2 | ![]() |
Energy density | w | J/m3 | ![]() |
Doppler effect | |||
wave source moves | ![]() | ||
observer moves | ![]() | ||
Speed of sound in the gas | c | ![]() | |
Sound intensity level | L | dB | ![]() |
Refraction | ![]() | ||
Brewster’s law | ![]() | ||
Lattice equation (diffraction) | ![]() | ||
Projection equation | ![]() | ||
folding strength | D | l/m =d | ![]() |
Line magnification | m | ![]() | |
Angle magnification | M | ![]() | |
Magnifications | |||
magnifying glass | ![]() | ||
microscope | ![]() | ||
telescope | ![]() | ||
Brightness | I | cd | ![]() |
Luminance | L | cd/m2 | ![]() |
Luminous flux | Φ | lm | ![]() |
Light intensity | E | lx | ![]() |
Lambert’s law | ![]() | ||
Distance law | ![]() |
Electricity and magnetism | |||
Quantity, law, definition | Symbol | Unit | Formula |
Columbs force in the vacuum | F | N | ![]() |
charge covering | σ | C/m2 | ![]() |
Electric field | |||
strength | E | N/C, V/m | ![]() |
potential | V | V | ![]() |
Voltage (potential difference) | U | V | ![]() |
homogenous electric field | ![]() | ||
Point charge electric field | |||
strength | E | N/C, V/m | ![]() |
potential | V | V | ![]() |
Relative permittiivity | εr | ![]() | |
Capacitor | |||
capacitance | C | F | ![]() |
plate capacitor | ![]() | ||
energy | E | J | ![]() |
Capacitors | |||
in series | ![]() | ||
in parallel | ![]() | ||
Resistance | R | ![]() | ![]() |
Conductor | ![]() | ||
Resistivity | ![]() | ![]() | ![]() |
Resistors | |||
in series | ![]() | ||
in parallel | ![]() | ||
Electric current | I | A | ![]() |
Electrical energy | E | J | ![]() |
Electrical power | P | W | ![]() |
Parallel conductors | F | N | ![]() |
Magneetic flux density | B | T | |
Biot and Sawart law | ![]() | ||
direct conductor | ![]() | ||
circular conductor, at the center | ![]() | ||
Long coil, inside | ![]() | ||
toroid, inside | ![]() | ||
Relative permeability | μr | ![]() | |
Magnetic field strength | H | A/m | ![]() |
In the magnetic field | |||
charged particle | ![]() | ||
direct conductor | ![]() | ||
coil | M | Nm | ![]() |
Magneetic flux | Φ | Wb | ![]() |
Induction voltage | e | V | |
straight wire | ![]() | ||
coil | ![]() | ||
self induction | ![]() | ||
Inductance | L | H | ![]() |
long coil | ![]() | ||
Magneetic field energy | E | J | ![]() |
Sinusoidal alternative voltage | u | V | ![]() |
effective voltage | ![]() | ||
effective current | ![]() | ||
power | ![]() | ||
Reactance | X | Ω | |
inductive | XL | ![]() | |
capacitive | XC | ![]() | |
RLC-cirvuit | |||
voltage | u | V | ![]() |
current | i | A | ![]() |
impedance | Z | Ω | ![]() |
phase difference | φ | ![]() | |
Transformer | ![]() | ||
Oscillator frequency (resonance frequency) | f | Hz | ![]() |
Speed of the electromagnetic wave motion in the vacuum | c | m/s | ![]() |
Radiation-, atomic- and nuclear physics | |||
Quantity, law, definition | Symbol | Unit | Formula |
Stefanja Boltzman law | ![]() | ||
Wien’s displacement law | ![]() | ||
The radiation quantum | |||
energy | ![]() | ||
momentum | ![]() | ||
Compton effect | ![]() | ||
Weakening law | ![]() | ||
de Brogel waves | λ | ![]() | |
Uncertainty principle | ![]() | ||
Bragg’s law | ![]() | ||
quantum numbers | |||
principal quantum number | n | ![]() | |
azimuthal quantum number | l | ![]() | |
magneetic quantum number | m | ![]() | |
spin quantum number | s | ![]() | |
Bohr hydrogen atom model | |||
quantum clause | ![]() | ||
the total energy | ![]() | ||
radius of the track | ![]() | ||
speed | ![]() | ||
wavelength | ![]() | ||
The radius of the core | ![]() | ||
Bond part | b | eV/nukl. | ![]() |
Fission law | ![]() | ||
Activity | A | Bq | ![]() |
Radioactive constant, half-life | T1/2 | ![]() | |
Median lifetime | τ | ![]() | |
Equivalent portion | H | Sv | ![]() |
Theory of relativity | |
Quantity, law, definition | Formula |
Combining speed | ![]() |
Lorentz contraction | ![]() |
Time dilation | ![]() |
Mass depending the speed | ![]() |
Kinetic energy | ![]() |
The total energy | ![]() |