ECEN 215, Principles of Electrical EngineeringDr. Mina RahimianLecture# 10 Date: 9/25/13Chapter 4, TransientIn this chapter we will focus on citcuits containing sources, resistors, switches, inductors and capacitors.RL and RC circuits are known as the first order circuits because their voltages and currents are described as first order differential equations.RLC circuits are known as the second order circuits.The natural response of an RL circuitThe behavior of a circuit after it is disconnected from a dc source is called natural response.Time ConstantThe natural response of an RC
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