'Currents leaving' presentation slideshows

Electric Current

Electric Current. Definition : rate of positive charge flow Symbol : i Units : Coulombs per second ? Amperes (A) i = dq/dt where q = charge (in Coulombs), t = time (in seconds) Note: Current has polarity. Electric Potential (Voltage). Definition : energy per unit charge

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Lecture 7

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Kirchoff’s Current Law (KCL)

Kirchoff’s Current Law (KCL). Popular form : the sum of currents entering the node is equal to the sum of currents leaving the node (charge cannot accumulate at a node). Drill: #7(a) p. 60 ( Graph of a circuit) #14(a) p. 61 (Circuit diagram)

598 views • 11 slides