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Coulomb's Law
Источник пакета openstax.electrodynamics · OpenStax University Physics, ch. 5 Electric Charges and Fields, module m58415
- work
- urn:openstax:clir:electrodynamics#M58415
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- OpenStax University Physics, ch. 5 Electric Charges and Fields, module m58415
- вид
- urn:openstax:clir:electrodynamics#treatise
m58415/index.cnxml at commit d0ed34a (main, 2026-06-11)
- edition
- urn:openstax:clir:electrodynamics#M58415_MAIN
- язык
- en
- официальность
- official
- материализация
- PINNED_OFFICIAL_BYTES
- жизненный цикл
- adopted: 2026-06-11
Публикации
| URI | Тип | documentHash | Получено |
|---|---|---|---|
| https://raw.githubusercontent.com/openstax/osbooks-university-physics-bundle/d0ed34a5851119a42e3d972dfc0ff49e4663977c/modules/m58415/index.cnxml | application/xml; charset=utf-8 | sha256:183ad7272245ffcbdd058fdd8bc48f1e9ab6b6040b606fb44491a328e1a2a819 | 2026-09-06T00:00:00Z |
Фрагменты — 4
module/m58415#fs-id1172101749287 · defn · на него ссылаются: 4
en · official · sha256:2f5ea9ac03ddcde3ef3a23b4ea11f094394865c23b272670245397c7daddbee9EN
<definition id="fs-id1172101749287">
<term>Coulomb’s law</term>
<meaning id="fs-id1172101730176">mathematical equation calculating the electrostatic force vector between two charged particles</meaning>
</definition>Ссылаются нормы: CoulombForceAgrees, CoulombForceRefuted, claimed_coulomb_force, separation_of
module/m58415#fs-id1172099567908 · section
en · official · sha256:e72eedc1d7b97f9bcb301a86438150b1f246aa7c14a1ef4739ea17b9f011ffbeEN
<note id="fs-id1172099567908">
<title>Coulomb’s Law</title>
<para id="fs-id1172101724320">The magnitude of the electric force (or <term id="term-00001">Coulomb force</term>) between two electrically charged particles is equal to</para><equation id="fs-id1172101794041"><m:math>
<m:mrow>
<m:mo stretchy="false">|</m:mo>
<m:msub>
<m:mstyle mathvariant="bold" mathsize="normal">
<m:mstyle mathvariant="bold" mathsize="normal"><m:mover accent="true"><m:mtext>F</m:mtext><m:mo stretchy="false">→</m:mo></m:mover></m:mstyle>
</m:mstyle>
<m:mrow>
<m:mn>12</m:mn>
</m:mrow>
</m:msub>
<m:mo stretchy="false">|</m:mo>
<m:mo>=</m:mo>
<m:mfrac>
<m:mn>1</m:mn>
<m:mrow>
<m:mn>4</m:mn>
<m:mi>π</m:mi>
<m:msub>
<m:mi>ε</m:mi>
<m:mn>0</m:mn>
</m:msub>
</m:mrow>
</m:mfrac>
<m:mspace width="0.2em"/>
<m:mfrac>
<m:mrow>
<m:mrow>
<m:mo>|</m:mo>
<m:mrow>
<m:msub>
<m:mi>q</m:mi>
<m:mn>1</m:mn>
</m:msub>
<m:msub>
<m:mi>q</m:mi>
<m:mn>2</m:mn>
</m:msub>
</m:mrow>
<m:mo>|</m:mo>
</m:mrow>
</m:mrow>
<m:mrow>
<m:msubsup>
<m:mi>r</m:mi>
<m:mn>12</m:mn>
<m:mn>2</m:mn>
</m:msubsup>
</m:mrow>
</m:mfrac>
</m:mrow>
</m:math></equation><para id="fs-id1172101795940">If the charges have the same sign, the force is in the same direction as <m:math><m:mrow><m:mstyle mathvariant="bold" mathsize="normal"><m:mover accent="true"><m:mi>r</m:mi><m:mo stretchy="false">→</m:mo></m:mover></m:mstyle></m:mrow></m:math> showing a repelling force. If the charges have different signs, the force is in the opposite direction of <m:math><m:mrow><m:mstyle mathvariant="bold" mathsize="normal"><m:mover accent="true"><m:mtext>r</m:mtext><m:mo stretchy="false">→</m:mo></m:mover></m:mstyle></m:mrow></m:math> showing an attracting force. (<link target-id="CNX_UPhysics_22_03_Magnitude"/>).</para></note>module/m58415#fs-id1172101877135 · defn · на него ссылаются: 2
en · official · sha256:3d149701b1e4cf10221427822f19d70fb0ced7cdab906cf872b1965c10c8c3f4EN
<definition id="fs-id1172101877135">
<term>electrostatic force</term>
<meaning id="fs-id1172099576415">amount and direction of attraction or repulsion between two charged bodies; the assumption is that the source charges have no acceleration</meaning>
</definition>Ссылаются нормы: FieldIsForcePerCharge, force_on_test_charge
module/m58415#fs-id1172099743192 · defn · на него ссылаются: 3
en · official · sha256:1cb08f80d340802484e5344df4ef692ac8d483676183390b83ce9dc4abce6c90EN
<definition id="fs-id1172099743192">
<term>permittivity of vacuum</term>
<meaning id="fs-id1172099695443">also called the permittivity of free space, and constant describing the strength of the electric force in a vacuum</meaning>
</definition>Ссылаются нормы: CoulombConstantFromPermittivity, coulomb_constant, vacuum_permittivity
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