1. Please answer the following questions. ? What is the origin of electric resistance in material?...

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Physics

1. Please answer the following questions.

? What is the origin of electric resistance in material? Pleasegive an argument to explain why capacitance depends on the geometryof the capacitor. (5%)

? Is Ampère’s law valid for the straight wire with finitelength? Give an example to explain your answer using theBiot-Savart Law. (5%)

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4.2 Ratings (843 Votes)
a The electrical resistance of a conductor which is given byRVI is analogous to the the pressure between 2 ends of a pipealong which water is flowing Just as the resistance of the pipe tothe flow of water in it    See Answer
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