Capacitor Energy - Revision history

NRJC at 15:41, 22 May 2024

2024-05-22T15:41:47Z

NRJC: /* Key Stage 5 */

2024-05-22T15:39:25Z

‎Key Stage 5

NRJC: /* Key Stage 5 */

2024-05-22T15:38:54Z

‎Key Stage 5

NRJC: /* About Capacitor Energy */

2024-05-22T15:38:37Z

‎About Capacitor Energy

NRJC: /* About Capacitor Energy */

2024-05-22T15:14:40Z

‎About Capacitor Energy

NRJC: /* About Capacitor Energy */

2024-05-22T15:13:47Z

‎About Capacitor Energy

NRJC: /* About Capacitor Energy */

2024-05-22T15:13:31Z

‎About Capacitor Energy

NRJC: /* About Capacitor Energy */

2024-05-22T15:08:55Z

‎About Capacitor Energy

NRJC: /* Formula */

2024-05-22T15:08:01Z

‎Formula

NRJC: /* Formula */

2024-05-22T15:07:44Z

‎Formula

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 *[[Energy]] stored in a [[capacitor]] can be used in various applications like powering the lights designed to flash and providing [[energy]] for defibrillators.
 *[[Capacitor]]s store energy in the [[Electric Field|electric field]] between their plates.
-*The stored [[energy]] is released when the [[capacitor]] is [[Capacitor Discharge|discharged]].
+*The stored [[energy]] is released when the [[capacitor]] is [[Dicharging a Capacitor|discharged]].
 *[[Capacitor]]s can deliver [[energy]] quickly compared to [[Electrical Battery|batteries]].
 *Used in [[Power Supply|power supplies]] to smooth out fluctuations in [[Potential Difference|voltage]].
-*The [[energy]] stored in a [[capacitor]] is half the [[energy]] required to [[Capacitor Charge|charge the capacitor]]. The energy required to [[Capacitor Charge|charge]] the [[capacitor]] is the [[Electrical Work|work done]] by the [[Electrical Battery|battery]] which is given by the product of the [[Electrical Charge|charge]] supplied by the [[Electrical Battery|battery]] and the [[Potential Difference|potential difference]] of the [[Electrical Battery|battery]] since the [[Electrical Battery|battery]] provides a constant flow of [[Electrical Charge|charge]] and constant [[Potential Difference|potential difference]]. However, as the [[Potential Difference|potential difference]] across the [[capacitor]] changes with the [[Electrical Charge|charge]] stored in the [[capacitor]] so the [[energy]] stored by a [[capacitor]] is half the product of the [[Electrical Charge|charge]] and [[Potential Difference|potential difference]].
+*The [[energy]] stored in a [[capacitor]] is half the [[energy]] required to [[Charging a Capacitor|charge the capacitor]]. The energy required to [[Capacitor Charge|charge]] the [[capacitor]] is the [[Electrical Work|work done]] by the [[Electrical Battery|battery]] which is given by the product of the [[Electrical Charge|charge]] supplied by the [[Electrical Battery|battery]] and the [[Potential Difference|potential difference]] of the [[Electrical Battery|battery]] since the [[Electrical Battery|battery]] provides a constant flow of [[Electrical Charge|charge]] and constant [[Potential Difference|potential difference]]. However, as the [[Potential Difference|potential difference]] across the [[capacitor]] changes with the [[Electrical Charge|charge]] stored in the [[capacitor]] so the [[energy]] stored by a [[capacitor]] is half the product of the [[Electrical Charge|charge]] and [[Potential Difference|potential difference]].
 *The maximum possible [[Energy Efficiency|efficiency]] of a [[capacitor]] is 50% which is far less than the maximum theoretical [[Energy Efficiency|efficiency]] of a [[Electrical Battery|battery]].

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 ==Key Stage 5==
 ===Meaning===
-[[Capacitor energy]] refers to the energy stored in a [[capacitor]] due to the separation of [[Electrical Charge|charge]].
+[[Capacitor Energy|Capacitor energy]] refers to the energy stored in a [[capacitor]] due to the separation of [[Electrical Charge|charge]].
 ===About Capacitor Energy===

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 *Used in [[Power Supply|power supplies]] to smooth out fluctuations in [[Potential Difference|voltage]].
 *The [[energy]] stored in a [[capacitor]] is half the [[energy]] required to [[Capacitor Charge|charge the capacitor]]. The energy required to [[Capacitor Charge|charge]] the [[capacitor]] is the [[Electrical Work|work done]] by the [[Electrical Battery|battery]] which is given by the product of the [[Electrical Charge|charge]] supplied by the [[Electrical Battery|battery]] and the [[Potential Difference|potential difference]] of the [[Electrical Battery|battery]] since the [[Electrical Battery|battery]] provides a constant flow of [[Electrical Charge|charge]] and constant [[Potential Difference|potential difference]]. However, as the [[Potential Difference|potential difference]] across the [[capacitor]] changes with the [[Electrical Charge|charge]] stored in the [[capacitor]] so the [[energy]] stored by a [[capacitor]] is half the product of the [[Electrical Charge|charge]] and [[Potential Difference|potential difference]].
-*The maximum [[Energy Efficiency|efficiency]] of a [[capacitor]] is 50% which is far less than the maximum theoretical [[Energy Efficiency|efficiency]] of a [[Electrical Battery|battery]].
+*The maximum possible [[Energy Efficiency|efficiency]] of a [[capacitor]] is 50% which is far less than the maximum theoretical [[Energy Efficiency|efficiency]] of a [[Electrical Battery|battery]].
 ===Formula===

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 *Used in [[Power Supply|power supplies]] to smooth out fluctuations in [[Potential Difference|voltage]].
 *The [[energy]] stored in a [[capacitor]] is half the [[energy]] required to [[Capacitor Charge|charge the capacitor]]. The energy required to [[Capacitor Charge|charge]] the [[capacitor]] is the [[Electrical Work|work done]] by the [[Electrical Battery|battery]] which is given by the product of the [[Electrical Charge|charge]] supplied by the [[Electrical Battery|battery]] and the [[Potential Difference|potential difference]] of the [[Electrical Battery|battery]] since the [[Electrical Battery|battery]] provides a constant flow of [[Electrical Charge|charge]] and constant [[Potential Difference|potential difference]]. However, as the [[Potential Difference|potential difference]] across the [[capacitor]] changes with the [[Electrical Charge|charge]] stored in the [[capacitor]] so the [[energy]] stored by a [[capacitor]] is half the product of the [[Electrical Charge|charge]] and [[Potential Difference|potential difference]].
-*The maximum [[Energy Efficiency|efficiency]] of a [[capacitor]] is 50% which is far less than the [[Energy Efficiency|efficiency]] of a [[Electrical Battery|battery]].
+*The maximum [[Energy Efficiency|efficiency]] of a [[capacitor]] is 50% which is far less than the maximum theoretical [[Energy Efficiency|efficiency]] of a [[Electrical Battery|battery]].
 ===Formula===

@@ Line 9: / Line 9: @@
 *[[Capacitor]]s can deliver [[energy]] quickly compared to [[Electrical Battery|batteries]].
 *Used in [[Power Supply|power supplies]] to smooth out fluctuations in [[Potential Difference|voltage]].
-*The [[energy]] stored in a [[capacitor]] is half the [[energy]] required to [[Capacitor Charge|charge the capacitor]]. The energy required to [[Capacitor Charge|charge]] the [[capacitor]] is the [[Electrical Work|work done]] by the [[Electrical Battery|battery]] which is given by the product of the [[Electrical Charge|charge]] supplied by the [[Electrical Battery|battery]] and the [[Potential Difference|potential difference]] of the [[Electrical Battery|battery]] since the [[Electrical Battery|battery]] provides a constant flow of [[Electrical Charge|charge]] and constant [[Potential Difference|potential difference]]. However, as the [[Potential Difference|potential difference]] across the [[capacitor]] changes with the [[Electrical Charge|charge]] stored in the [[capacitor]] then the [[energy]] stored by a [[capacitor]] is half the product of the [[Electrical Charge|charge]] and [[Potential Difference|potential difference]].
+*The [[energy]] stored in a [[capacitor]] is half the [[energy]] required to [[Capacitor Charge|charge the capacitor]]. The energy required to [[Capacitor Charge|charge]] the [[capacitor]] is the [[Electrical Work|work done]] by the [[Electrical Battery|battery]] which is given by the product of the [[Electrical Charge|charge]] supplied by the [[Electrical Battery|battery]] and the [[Potential Difference|potential difference]] of the [[Electrical Battery|battery]] since the [[Electrical Battery|battery]] provides a constant flow of [[Electrical Charge|charge]] and constant [[Potential Difference|potential difference]]. However, as the [[Potential Difference|potential difference]] across the [[capacitor]] changes with the [[Electrical Charge|charge]] stored in the [[capacitor]] so the [[energy]] stored by a [[capacitor]] is half the product of the [[Electrical Charge|charge]] and [[Potential Difference|potential difference]].
 *The maximum [[Energy Efficiency|efficiency]] of a [[capacitor]] is 50% which is far less than the [[Energy Efficiency|efficiency]] of a [[Electrical Battery|battery]].

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 ===Formula===
-The energy, 𝐸, stored in a capacitor is given by any of the three following formulae:
+The [[energy]], 𝐸, stored in a [[capacitor]] is given by any of the three following formulae:
 •<math>𝐸 = \frac{1}{2}𝐶𝑉^2</math>
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 𝐸 is the [[energy]] stored in the [[capacitor]]
-𝐶 is the [[capacitance]] of the capacitor
+𝐶 is the [[capacitance]] of the [[capacitor]]
 and
 𝑉 is the [[Potential Difference|potential difference]] across the [[capacitor]].