BASIC CONCEPTSDr. Mustafa Uyguroglu

Electric CircuitAn electric circuit is an interconnection of electrical elements.

Systems of UNITS

The SI Prefixes

Charge and Current

Electric Current

Electric CurrentThe charge transferred between time t0 and t

Voltage

Power

Energy

Passive Sign Convention

PSC: Example I

PSC: Example II

PSC: Example III

Circuit ElementsIdeal Independent Source: provides a specified voltage or current that is completely independent of other circuit variablesIdeal Independent Voltage Source:

Circuit ElementsIdeal independent current source

Circuit ElementsIdeal dependent voltage source

Ideal dependent current source