In terms of SI base units, the coulomb is the equivalent of one ampere-second. Technical Definition: 1 coulomb is the amount of electric charge carried by a current of 1 ampere flowing for 1 second. It can also be defined in terms of capacitance and voltage, where one coulomb is defined as one farad of capacitance times one volt of electric potential difference: . It is named after Charles-Augustin de Coulomb  (1736 to 1806). Coulomb. A coulomb is an enormous charge - two 1 … [CA de Coulomb… The coulomb was named in honor of Charles-Augustin de Coulomb who worked on understanding electric charge in the late 1700s. Definition. A coulomb is equal to 6,241,509,629,152,650,000 elementary charges. The charge on 1 proton is 1.6 x 10-19 C. Conversely, the charge of an electron is -1.6 x 10-19 C. . A coulomb is a measure of electrical charge and is defined as the charge that flows with a constant current of one ampere (1 amp) during one second. The coulomb (symbolized C) is the standard unit of electric charge in the International System of Units . 1 Coulomb is the charge that flows when a current of 1 Amp flows for 1 second. The SI system defines the coulomb in terms of the ampere and second: 1 C = 1 A × 1 s. Ampere. The coulomb is defined as the quantity of electricity transported in one second by a current of one ampere. The charge may be either positive or negative. Ohm's Law. The coulomb, also written as its abbreviation 'C', is the SI unit for electric charge. It is currently defined in terms of electric current and time. Define resistance and resistivity, factors on which they depends. Definition. 2 million million million electrons. The idea of a coulomb is useful in electrochemistry and physics. The unit of electrical charge, equal to 3 × 10 9 electrostatic units; the quantity of electricity delivered by a current of 1 A in 1 s equal to 1/96,485 faraday. A coulomb is related to other units of measurement commonly associated with electricity. Coulomb (C), unit of electric charge in the meter-kilogram-second-ampere system, the basis of the SI system of physical units. The coulomb could in principle be defined in terms of the charge of an electron or elementary … It is equivalent to 6.241 x 10 18 electrons. 1 Definition 2 Explanation 3 SI multiples 4 Conversions 5 See also 1 coulomb is the amount of electric charge carried by a current of 1 ampere flowing for 1 second. For example, an electrical appliance that runs on 1 amp of electric current has exactly 1 coulomb … The SI unit of charge, the coulomb, was then defined as "the quantity of electricity carried in 1 second by a current of 1 ampere". It is a dimensionless quantity, sharing this aspect with the mole. One coulomb is equal to the amount of charge from a current of one ampere flowing for one second.. One coulomb is equal to the charge on 6.241 x 10 18 protons. 1 coulomb is the amount of electric charge transported by a current of 1 ampere in 1 second.. 1 coulomb is that quantity of electric charge which exerts a force of 9 x 10 9 N on an equal charge placed at a distance of 1 m from it. Answered by | 16th Jul, 2013, 04:36: PM. Explanation A quantity of 1 C is equal to approximately 6.24 x 10 18, or 6.24 quintillion. Related Videos. The coulomb (symbol: C) is the SI unit of electric charge. It is approximately equivalent to 6.24 × 10^18 electrons. Such a large number of electrons Definition . The SI system defines the coulomb in terms of the ampere and second: 1 C = 1 A × 1 s. 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