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level: 1. Units Associated with Basic Electrical Quantities

Questions and Answers List

level questions: 1. Units Associated with Basic Electrical Quantities

QuestionAnswer
SI Unit for Velocitymeters per second (m/s)
SI Unit for Accelerationmeters per second squared (m/s2)
The coulomb (C)A unit of Charge
1 Coulomb =6.24 x 10^18 electrons
Q = ItThe quantity of electricity which flows past a given point in a circuit when a current of one ampere is maintained for one second. “I” is the current, and “t” is the time.
The ampere (A) is a unit of...electric current
The newton (N) is a unit of...force
F=maTotal force = mass x acceleration
Joule (J)Unit of work or energy: 1 joule = 1 newton metre.
W=FsWork = force x the distance
1 newton (N) =1kgm (1kilogram metre) per second squared.