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Symbols for Physical Quantities - Physics
The document lists symbols used to represent various physical quantities in physics, including their definitions and standard notations. It covers a wide range of concepts such as temperature, acceleration, force, energy, and electrical properties. This comprehensive reference serves as a guide for understanding the symbols associated with different physical measurements.
Symbols for Physical Quantities - Physics
- 1. Symbols for PhysicalQuantities - Physics Page 1 Physics Symbols for Physical Quantities Name of Quantity Symbol absolute temperature T absorptance α acceleration a Activity A admittance Y amount of substance n ampere turn At angstrom Å angular acceleration a angular displacement θ angular frequency ω angular magnification M angular momentum ω atomic mass unit u Avogadro constant N becquerel Bq Boltzmann constant k Brewster angle bulk modulus K calorie cal Capacitance C centripetal acceleration a centripetal force F characteristic temperature θ charge Q charge density ρ coefficient of friction μ concentration c conductivity, electrical σ conductivity, thermal λ coefficient of viscosity η cubic expansion coefficient y current current density j debye length D decay constant λ decibel dB declination θ degeneracy of an energy level g density ρ diameter d diffusion coefficient D displacement s efficiency η electric charge Q electric displacement D electric field strength E i i
- 2. Symbols for PhysicalQuantities - Physics Page 2 electric flux Ѱ electric potential V electrochemical equivalent Z electromotive force E electron volt eV emissivity s energy W enthalpy H entropy S existance M Faraday constant F foot ft force F frequency f; v gas constant R Gibbs function G gram g gravitational constant G Half-life heat Q height h Helmholtz function F horizontal intensity B horse power hp illumination E impedance Z inclination φ internal energy U ionization potential I irradiance E Joule’s equivalent J Kilowatt-hour kWh kinematic viscosity v kinetic energy T Light-year ly litre l luminance luminous flux luminous intensity magnetic field strength H magnetic flux φ magnetic flux density B magnetic moment M magnetomotive force F magnification m mass m Maxwell Mx mean free path λ mean life molar thermal capacity moment of inertia I momentum, linear p T1/2 Lv φv lv Tav Cm
- 3. Symbols for PhysicalQuantities - Physics Page 3 multiplication factor k Neel temperature θ Neper Np neutron number N nit nt nucleon number A oersted Oe optical path d p Parsec pc period T permeability μ permittivity ε photon p planck constant h poise P poisson ratio v potential difference V potential energy V poundal pdl power P poynting vector S pressure P proton number Z radiance Le radiant flux Ωe radiant intensity le radioactivity A radius r radius of curvature r radius of gyration k reactance X reflectance ρ refractive constant n relative atomic mass relative density d relative molecular mass relative permittivity reluctance R resistance R resistivity ρ coefficient of restitution e coefficient of rest mass Mo Reynolds number Re roentgen R shear modulus or coefficient of rigidity η solid angle Ω specific rotatory power speed of light c Stokes St surface tension σ susceptibility k Ar Mr ∈ r am
- 4. Symbols for PhysicalQuantities - Physics Page 4 Temperature T,t thermal capacity C thermodynamic temperature T time t tonne t torque T velocity v voltage V volume V wavelength λ wave number ṽ weight W work W Young modulus Y