Ampere - Revision history

Editor at 16:44, 16 December 2020

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Editor at 16:44, 16 December 2020

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Designing Buildings at 11:16, 26 June 2019

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Designing Buildings at 13:10, 17 October 2018

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−	[[File:Ampere.jpg]]	+	[[File:Ampere.jpg\|link=File:Ampere.jpg]]

−	An ampere (A), also known as ‘amp’ ~~or ‘amperage’~~, is a unit of ~~electric~~ current equal to the flow of one coulomb per second. It is named after Andre-Marie Ampere who is widely regarded as the leading pioneer of electrodynamics.	+	An ampere (A), also known as ‘amp’, is a unit of electrical current equal to the flow of one coulomb per second. It is named after Andre-Marie Ampere who is widely regarded as the leading pioneer of electrodynamics.

−	The International System of Units (SI) defines the ampere as ~~being~~ the unit that is used to measure electric current; current being a count of the number of electrons flowing through a circuit~~. As stated by Ampere’s force law, there is an attractive or repulsive force between two parallel wires that carry an electric current~~.	+	The International System of Units (SI) defines the ampere as the unit that is used to measure electric current; current being a count of the number of electrons flowing through a circuit.

−	~~Using the analogy of water in a pipe, amperes are used to measure the volume of the water.~~ One amp is the amount of current produced by a one volt ~~force~~ acting through ~~the~~ resistance of one ohm~~. Resistance is measured by ohms. A good conductor, such as copper wire, has a resistance of .0000017 ohms~~.	+	One amp is the amount of current produced by a one volt acting through a resistance of one ohm.

−	Measuring amperes is important when working with electrical systems as a means of ensuring that the wires are not handling a higher current than they are rated for, and therefore risking ~~becoming faulty~~. Amperes can be measured using a digital multimeter, but since models differ according to the amount of current they can measure, care should be taken to make sure a device with the correct rating is used.	+	Measuring amperes is important when working with electrical systems as a means of ensuring that the wires are not handling a higher current than they are rated for, and therefore risking faults or failure.
		+
		+	Amperes can be measured using a digital multimeter, but since models differ according to the amount of current they can measure, care should be taken to make sure a device with the correct rating is used.
		+
		+	Ampere’s force law states that there is an attractive or repulsive force between two parallel wires that carry an electric current.

	= Related articles on Designing Buildings Wiki =		= Related articles on Designing Buildings Wiki =

Editor: Created page with "File:Ampere.jpg An ampere (A), also known as ‘amp’ or ‘amperage’, is a unit of electric current equal to the flow of one coulomb per second. It is named after Andre-..."

2018-10-17T12:42:18Z

Created page with "File:Ampere.jpg An ampere (A), also known as ‘amp’ or ‘amperage’, is a unit of electric current equal to the flow of one coulomb per second. It is named after Andre-..."

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[[File:Ampere.jpg]]

An ampere (A), also known as ‘amp’ or ‘amperage’, is a unit of electric current equal to the flow of one coulomb per second. It is named after Andre-Marie Ampere who is widely regarded as the leading pioneer of electrodynamics.

The International System of Units (SI) defines the ampere as being the unit that is used to measure electric current; current being a count of the number of electrons flowing through a circuit. As stated by Ampere’s force law, there is an attractive or repulsive force between two parallel wires that carry an electric current.

Using the analogy of water in a pipe, amperes are used to measure the volume of the water. One amp is the amount of current produced by a one volt force acting through the resistance of one ohm. Resistance is measured by ohms. A good conductor, such as copper wire, has a resistance of .0000017 ohms.

Measuring amperes is important when working with electrical systems as a means of ensuring that the wires are not handling a higher current than they are rated for, and therefore risking becoming faulty. Amperes can be measured using a digital multimeter, but since models differ according to the amount of current they can measure, care should be taken to make sure a device with the correct rating is used.

= Related articles on Designing Buildings Wiki =

* DC electricity networks.
* Electricity.
* Electricity supply.
* Glossary of electrical terms.
* Kilowatt hour.
* Luminous flux.
* Power.
* Uninterrupted power supply for buildings.
* Units.
* Voltage.
* Watt.

[[Category:Standards_/_measurements]] [[Category:Products_/_components]]