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{{short description|Air pressure differential between two areas}} ...owards ambient pressure (blown out) or from ambient pressure towards a low pressure zone (sucked in). Gases and liquids cannot generate pulling forces on objec ...

...gnetic pressure force perpendicular to the magnetic field in the direction of decreasing magnetic field strength.]] ...a [[magnetic field]]. In [[SI]] units, the energy density <math>P_B</math> of a magnetic field with strength <math>B</math> can be expressed as ...

{{distinguish|Sound pressure}} ...alPublications/NIST.SP.330-2019.pdf}}</ref>{{rp|at= Section 2.3.4: Derived units, Table 4}} ...

...squared [[sound pressure]]. The [[International System of Units|SI unit]] of sound exposure is the [[Pascal (unit)|pascal]] squared second (Pa<sup>2</su *''p(t)'' is the [[sound pressure]] at time ''t'', usually [[A-weighted]] for sound in air. ...

{{short description|Velocity of a particle in a medium as it transmits a wave}} ...[[sound]], but it can also be a [[transverse wave]] as with the vibration of a taut string. ...

{{Short description|Weight per unit volume of a material}} ...y|volume-specific quantity]] defined as the [[weight]] per unit [[volume]] of a material. ...

{{short description|System of quantities used in science and their interrelationships}} ...i-2008-edition |page=10 }}</ref>}} but does not itself determine the units of measurement used for the quantities. ...

...r square meter (W/m²). One application is the noise measurement of sound [[intensity (physics)|intensity]] in the air at a listener's location ...ysical quantity as [[sound pressure]]. Human hearing is sensitive to sound pressure which is related to sound intensity. In consumer audio electronics, the lev ...

...icient''' is an important number that characterizes some physical property of a technical or scientific object. A coefficient also has a scientific refer == Stoichiometric coefficient of a chemical compound == ...

...ity]] and [[centrifugal force|centrifugal acceleration]] from the rotation of the Earth (but the latter is small enough to be negligible for most purpose |title=''Precise Measurement of Mass'' ...

{{Short description|Imperial and US customary (non-metric) unit of volume}} | standard = [[Imperial units|Imperial]] and [[US Customary]] ...

...mbols in Physical Chemistry | year=2007 | location=Cambridge | pages=6 (20 of 250 in PDF file) | isbn=978-0-85404-433-7 | edition=3rd|display-authors=eta ...original concept. The divisor quantity is not restricted to mass, and name of the divisor is usually placed before "specific" in the full term (e.g., "[[ ...

...lacement amplitude''' is a [[measurement]] of [[distance]] of the movement of a [[sound particle]] from its [[mechanical equilibrium|equilibrium]] positi ...[air]], the '''particle displacement''' is evident in the [[oscillation]]s of air [[molecule]]s with, and against, the direction in which the sound wave ...

| standard = [[English Engineering units]], [[British Gravitational System]] | units1 = [[SI units]] ...

...und power is the [[watt]] (W).<ref name=clinical/> It relates to the power of the sound force on a surface enclosing a sound source, in air. ...property of the field at a point in space, while sound power is a property of a sound source, equal to the total power emitted by that source in all dire ...

...'', is an [[international standard]] describing the [[International System of Quantities]] (ISQ). ...t|units of measurement]], formulas involving them, and their corresponding units, in scientific and educational documents for worldwide use. ...

This article summarizes [[equation]]s in the theory of [[fluid mechanics]]. ...the component of flux passing through the surface, multiplied by the area of the surface (see [[dot product]]). For this reason flux represents physical ...

...n industrial practice. Electrical measurements are a branch of the science of [[metrology]]. * [[Electrical charge]] by the means of [[electrometer]] ...

...|right|upright|[[Integrating sphere]] used for measuring the luminous flux of a light source.]] ...the varying sensitivity of the [[human eye]] to different [[wavelength]]s of light. ...

{{Short description|Type of stress-energy tensor}} ...pacetime]]. The electromagnetic stress–energy tensor contains the negative of the classical [[Maxwell stress tensor]] that governs the electromagnetic in ...