MIT电磁学讲义--7Direct-Current Circuits.pdf

文档介绍：Chapter 7

Direct-Current Circuits


Introduction..........................................................................................................7-2
Electromotive Force.............................................................................................7-3
Resistors in Series and in Parallel........................................................................7-5
Kirchhoff’s Circuit Rules.....................................................................................7-7
Voltage-Current Measurements...........................................................................7-9
RC Circuit ..........................................................................................................7-10
Charging a Capacitor..................................................................................7-10
Discharging a Capacitor .............................................................................7-14
Summary............................................................................................................7-16
Problem-Solving Strategy: Applying Kirchhoff’s Rules...................................7-16
Solved Problems ................................................................................................7-19
Equivalent Resistance.................................................................................7-19
Variable Resistance ....................................................................................7-20
RC Circuit...................................................................................................7-21
Parallel vs. Series Connections ..................................................................7-22
work........................................................................................7-25
Conceptual Questions ...................................