Electricity - Electricity - Alternating-current circuits: Certain circuits include sources of alternating electromotive forces of the sinusoidal form V = V0 cos(ωt) or V = V0 sin(ωt). How to use current in a sentence. An electric current is a stream of charged particles, such as electrons or ions, moving through an electrical conductor or space. Electric current definition: An electric current is a flow of electric charge in a circuit. Or do you just have an interest in foreign languages? Electricity Tariffs Definition: The amount of money frame by the supplier for the supply of electrical energy to various types of consumers in known as an electricity tariff. “Frosting” vs. “Icing”: Are They Synonyms (Or Just Taste Like They Are)? 1.1. a flow of electricity through a wire an electrical current → alternating current, direct current 4 an idea, feeling, or opinion that a particular group of people has The committee reflects the different political currents within the organization. Are you learning Spanish? Current in circuits. The Most Surprisingly Serendipitous Words Of The Day, The Dictionary.com Word Of The Year For 2020 Is …. When it comes in the form of lightning, this force can set fire to foliage and damage buildings.To prevent lightning damage to buildings in areas prone to lightning storms, building owners often install devices called lightning rods that attract the lightning charge to a high metal rod, which redirects and dispels the current underground. Current is the rate at which electrons flow past a point in a complete electrical circuit. https://www.thefreedictionary.com/Current+(electricity), Dictionary, Encyclopedia and Thesaurus - The Free Dictionary, the webmaster's page for free fun content, Currency, Relevance, Authority, Accuracy, Purpose, Current Account Secretly Hidden from Loved One. ə nt / us. An ammeter measures current and a voltmeter measures a potential difference. noun [ U ] electronics specialized uk. An ampere (AM-pir), or amp, is the international unit used for measuring current.It expresses the quantity of electrons (sometimes called "electrical charge") flowing past a point in a circuit over a given time. One cannot see with the naked eye the energy flowing through a wire or the voltage of a battery sitting on a table. Exemplos: la mesa, una tabla. If ∆Q charge flows in time ∆t, then current at any time t is NOTE: Current is a scalar quantity. It can also be carried by ions in an electrolyte, or by both ions and electrons such as in a plasma. Sometimes, these electrons are tightly held, and the other times they are loosely held. It can also mean the energy you get when electrons flow from place to place. ‘the regional electricity companies’. More specifically, the electric current is the rate of charge flow past a given point in an electric circuit. Electric current definition, the time rate of flow of electric charge, in the direction that a positive moving charge would take and having magnitude equal to the quantity of charge per unit time: measured in amperes. Information and translations of CURRENT ELECTRICITY in the most comprehensive dictionary definitions resource on the web. Some materials have low … An electric current is a flow of electricity through a wire or circuit. The variables which cause and hinder the rate of charge flow are explained and the mathematical application of electrical principles to series, parallel and combination circuits is presented. Alternating current is electric current that repeatedly changes polarity from negative to positive and back again. ə nt / (abbreviation AC) an electrical current that regularly changes the … Electric current, or a source of electric current. The sine and cosine functions have values that vary between +1 and −1; either of the equations for the voltage represents a potential that varies with respect to time and has values from +V0 to −V0. Synonym Discussion of current. Advertisement. These are the three basic building blocks required to manipulate and utilize electricity. The supply of electric current to a building for heating, lighting, or powering appliances. The moving particles are called charge carriers, which may be one of several types of particles, depending on the conductor. Your browser doesn't support HTML5 audio.

Electric current is the name for the flow of electrons that makes up the movement of electric charge. Your browser doesn't support HTML5 audio. In other words, the tariff is the methods of charging a consumer for consuming electric power. More example sentences. It starts from zero, grows to a maximum, decreases to zero, reverses, reaches a maximum in the opposite direction, returns again to the original value, and repeats this cycle. The directed rate of flow of electric charge through any cross-section of a conductor is known as electric current. What Is The Difference Between “It’s” And “Its”? Current definition is - occurring in or existing at the present time. Current electricity is the most common form of electricity that is used to power up devices and appliances. electricity definition: 1. a form of energy that can be produced in several ways and that provides power to devices that…. Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021, Collins English Dictionary - Complete & Unabridged 2012 Digital Edition Electricity definition: Electricity is a form of energy that can be carried by wires and is used for heating and... | Meaning, pronunciation, translations and examples When beginning to explore the world of electricity and electronics, it is vital to start by understanding the basics of voltage, current, and resistance. In other words, the continuous flow of electrons in an electric circuit is called an electric current.The conducting material consists a large number of free electrons which move from … In electric circuits the charge carriers are often electrons moving through a wire. The relationship between resistance, current, and voltage (another part of the circuit) is shown by Ohm's law. A buildup of electric charge. Either way, this quiz on Spanish words for animals is for you. An electric current is … What Is An Em Dash And How Do You Use It? Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012. the time rate of flow of electric charge, in the direction that a positive moving charge would take and having magnitude equal to the quantity of charge per unit time: measured in amperes. A simple bite-sized guide, with video, explaining the concept of electricity and electric current for lower-secondary students. Dictionary.com Unabridged Electric current is electric charge in motion. I is in the direction of flow of positive charge and opposite to the direction of flow of negative charge. Electric Current is the rate of flow of electrons in a conductor. An electric current is a flow of electric charge. Definition: Electric current is defined as the rate of flow of negative charges of the conductor. It is measured as the net rate of flow of electric charge past a region. Electric power, like mechanical power, is the rate of doing work, measured in watts, and represented by the letter P.The term wattage is used colloquially to mean "electric power in watts." Learn more. Electrical current is a measure of the amount of electrical charge transferred per unit of time. Electrons are minute particles that exist within the molecular structure of a substance. At its most basic, current = flow. The SI Unit of electric current is the Ampere. Definition of CURRENT ELECTRICITY in the Definitions.net dictionary. Meaning of CURRENT ELECTRICITY. What does CURRENT ELECTRICITY mean? Definition of electric current : a movement of positive or negative electric particles (such as electrons) accompanied by such observable effects as the production of heat, of a magnetic field, or of chemical transformations — compare alternating current , direct current , displacement current Why Do “Left” And “Right” Mean Liberal And Conservative? Lightning is nothing but a large number of electrons flowing through air all at once, releasing a … current n noun: Refers to person, place, thing, quality, etc. Alternating current (AC), flow of electric charge that periodically reverses. See also circuit conductor electric potential. The fuse wire is a thin wire that gets hot as the electric current passes through it. It can take the form of a sudden discharge of static electricity, such as a lightning bolt or a spark between your finger and a ground light switch plate. At first, these concepts can be difficult to understand because we cannot \"see\" them. The charge can be negatively charged electrons or positive charge carriers including protons, positive ions or holes. ► Do not confuse with currant (=a dried grape or a type of berry). electric current - a flow of electricity through a conductor; "the current was measured in amperes" current electrical phenomenon - a physical phenomenon involving electricity © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins In electric circuits this charge is often carried by moving electrons in a wire. Noun 1. current electricity - a flow of electric charge dynamic electricity electricity - a physical phenomenon associated with stationary or moving... https://www.thefreedictionary.com/current+electricity / ˈɑːl.tɚ.neɪ.t̬ɪŋ ˌkɝː. Electricity is the flow of tiny particles called electrons and protons. Resistors are used to increase resistance in the circuit so it slows down the current. 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