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标题: basic training [打印本页]
作者: Jerryxie    时间: 2008-2-3 21:52
标题: basic training
Basic Electrical Engineering


  • Ohms law:
Write down the equation for ohms law for the circuit:






  • What do the +, - and the arrow mean?
a)
This is a d.c.circuit or voltage;
b)
The sign convention(参考方向)


for voltage and current
c)
No Special meaning


  • Capacitance:
What is the impedance of the capacitance in complex notation(符号法或相量法来表示)?



  • Inductance
What is the impedance of the inductance in complex notation? (符号法或相量法来表示)



  • Series Combination:
What is the total complex impedance:
What is the real part? (实部)
What is the imaginary part? (虚部)






  • Parallel combination:
What is the total complex impedance?
What is the real part? (实部)
What is the imaginary part? (虚部)











作者: Jerryxie    时间: 2008-2-3 21:54
标题: training
best.

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