Fundamentals of Physics 8/e 25 - Capacitors and Capacitance

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1 Fundamentals of Physics 8/e 25 - Capacitors and Capacitance
D. Halliday, R. Resnick, and J. Walker 國立彰化師大教學卓越計畫 理學院普通物理整合型教材 主持人：郭艷光院長

2 彰化師大教學卓越－普物教材－理學院長郭艷光主持
Outline 25-1 What Is Physics? 25-2 Capacitance 25-3 Calculating the Capacitance 25-4 Capacitors in Parallel and in Series 25-5 Energy Stored in an Electric Field 25-6 Capacitor with a Dielectric 25-7 Dielectrics: An Atomic View 25-8 Dielectrics and Gauss’ Law 彰化師大教學卓越－普物教材－理學院長郭艷光主持

3 彰化師大教學卓越－普物教材－理學院長郭艷光主持
25-1 What Is Physics? The focus of this chapter is on one extremely common example—the capacitor, a device in which electrical energy can be stored. The physics of capacitors can be generalized to other devices and to any situation involving electric fields. 彰化師大教學卓越－普物教材－理學院長郭艷光主持

4 彰化師大教學卓越－普物教材－理學院長郭艷光主持
25-2 Capacitance V+ V- -q +q SI Unit: Farad (symbol F) V q O q = CV + -_ V Capacitance Batteries 彰化師大教學卓越－普物教材－理學院長郭艷光主持

5 25-3 Calculating the Capacitance
V+ V- 彰化師大教學卓越－普物教材－理學院長郭艷光主持

6 25-3 Calculating the Capacitance
S P N 彰化師大教學卓越－普物教材－理學院長郭艷光主持

7 25-3 Calculating the Capacitance
Cylindrical Capacitor S 彰化師大教學卓越－普物教材－理學院長郭艷光主持

8 25-3 Calculating the Capacitance
Spherical Capacitor S 彰化師大教學卓越－普物教材－理學院長郭艷光主持

9 25-4 Capacitors in Parallel and in Series
彰化師大教學卓越－普物教材－理學院長郭艷光主持

10 25-4 Capacitors in Parallel and in Series
彰化師大教學卓越－普物教材－理學院長郭艷光主持

11 25-5 Energy Stored in an Electric Field
+ dq' q' -q' V' - + q -q d A q' q V' V Charge Voltage O A B 彰化師大教學卓越－普物教材－理學院長郭艷光主持

12 25-6 Capacitor with a Dielectric
彰化師大教學卓越－普物教材－理學院長郭艷光主持

13 25-6 Capacitor with a Dielectric
彰化師大教學卓越－普物教材－理學院長郭艷光主持

14 25-7 Dielectrics: An Atomic View
彰化師大教學卓越－普物教材－理學院長郭艷光主持

15 25-8 Dielectrics and Gauss’ Law
彰化師大教學卓越－普物教材－理學院長郭艷光主持

16 彰化師大教學卓越－普物教材－理學院長郭艷光主持
End of chapter 25! 彰化師大教學卓越－普物教材－理學院長郭艷光主持