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. The directed rate of flow of electric charge through any cross-section of a conductor is known as electric current. An ammeter measures current and a voltmeter measures a potential difference. Learn more about the difference between AC and direct current (DC). Meaning of CURRENT ELECTRICITY. One cannot see with the naked eye the energy flowing through a wire or the voltage of a battery sitting on a table. Or do you just have an interest in foreign languages? Current electricity is the most common form of electricity that is used to power up devices and appliances. 1.1. Exemplos: la mesa, una tabla. The charge can be negatively charged electrons or positive charge carriers including protons, positive ions or holes. 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. (electricity) corriente nf nombre femenino: Sustantivo de género exclusivamente femenino, que lleva los artículos la o una en singular, y las o unas en plural. Electric current can cause fire. See also circuit conductor electric potential. Current definition is - occurring in or existing at the present time. An electric current is a flow of electric charge. 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. All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. / ˈɒl.tə.neɪ.tɪŋ ˌkʌr. Even t… An electric current is a flow of electricity through a wire or circuit. Learn more. Electricity can be seen in nature in a bolt of lightning. 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. It represents the flow of electrons through a conductive material, such as a metal wire. / ˈɑːl.tɚ.neɪ.t̬ɪŋ ˌkɝː. In electric circuits this charge is often carried by moving electrons in a wire. 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. Current electricity, also called normal electricity, is what is used on a daily basis to run machines and electronics. If ∆Q charge flows in time ∆t, then current at any time t is NOTE: Current is a scalar quantity. In electric circuits the charge carriers are often electrons moving through a wire. 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. © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins ‘the electricity was back on’. Current in circuits. Are you learning Spanish? Electrons are minute particles that exist within the molecular structure of a substance. An electric current is a stream of charged particles, such as electrons or ions, moving through an electrical conductor or space. 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 More specifically, the electric current is the rate of charge flow past a given point in an electric circuit. I is in the direction of flow of positive charge and opposite to the direction of flow of negative charge. Electric current, or a source of electric current. 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 … Electric Current is the rate of flow of electrons in a conductor. 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." At first, these concepts can be difficult to understand because we cannot \"see\" them. 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. ... Electromotive Force Definition: Electromotive force is defined as the electric potential produced by either an electrochemical cell or by changing the magnetic field. Information and translations of CURRENT ELECTRICITY in the most comprehensive dictionary definitions resource on the web. ‘Today many of these buildings are in rubble, and food and electricity are in short supply.’. The collection of physical effects related to the force and motion of electrically charged particles, typically electrons, through or across matter and space.

Electric current is the name for the flow of electrons that makes up the movement of electric charge. It is measured as the net rate of flow of electric charge past a region. 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). Electric current definition: An electric current is a flow of electric charge in a circuit. A buildup of electric charge. current n noun: Refers to person, place, thing, quality, etc. Your browser doesn't support HTML5 audio. Alternating current is electric current that repeatedly changes polarity from negative to positive and back again. electricity definition: 1. a form of energy that can be produced in several ways and that provides power to devices that…. Resistors are used to increase resistance in the circuit so it slows down the current. What does CURRENT ELECTRICITY mean? The flow of charge through electric circuits is discussed in detail. 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. Definition. The fuse wire is a thin wire that gets hot as the electric current passes through it. What Is An Em Dash And How Do You Use It? 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 regional electricity companies’. It can also be carried by ions in an electrolyte, or by both ions and electrons such as in a plasma. When beginning to explore the world of electricity and electronics, it is vital to start by understanding the basics of voltage, current, and resistance. Your browser doesn't support HTML5 audio. electric current - a flow of electricity through a conductor; "the current was measured in amperes" current electrical phenomenon - a physical phenomenon involving electricity 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 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 ə nt / (abbreviation AC) an electrical current that regularly changes the … Synonym Discussion of current. Units and Notation for Electrical Current “Affect” vs. “Effect”: Use The Correct Word Every Time. What Is The Difference Between “It’s” And “Its”? See more. It is measured in amperes. Why Do “Left” And “Right” Mean Liberal And Conservative? Electrical current is a measure of the amount of electrical charge transferred per unit of time. The moving particles are called charge carriers, which may be one of several types of particles, depending on the conductor. Current flows when the voltage on one end of a conductor differs from the voltage on the other end of a conductor. current of There was an underlying current of discontent among teachers. Either way, this quiz on Spanish words for animals is for you. A simple bite-sized guide, with video, explaining the concept of electricity and electric current for lower-secondary students. Learn the generation of current electricity and more. Electric charge flows when there is voltage present across a conductor. ► Do not confuse with currant (=a dried grape or a type of berry). This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. These are the three basic building blocks required to manipulate and utilize electricity. Definition: Electric current is defined as the rate of flow of negative charges of the conductor. The electric power in watts produced by an electric current I consisting of a charge of Q coulombs every t seconds passing through an electric potential difference of V is The SI Unit of electric current is the Ampere. Current is the rate at which electrons flow past a point in a complete electrical circuit. It can also mean the energy you get when electrons flow from place to place. The supply of electric current to a building for heating, lighting, or powering appliances. Electric current is electric charge in motion. Sometimes, these electrons are tightly held, and the other times they are loosely held. 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