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AP Physics 2
11.1 Electric Current
IntermediateMCQMathematicalConceptual22.4k
Tapered cylindrical conductor carrying a steady current.
Tapered cylindrical conductor carrying a steady current.
A steady electric current passes through a tapered cylindrical metallic wire. Cross section 1 has a radius \(R\), and cross section 2 has a radius \(2R\). Which of the following correctly compares the electric current \(I\) and the drift speed \(v_d\) of the conduction electrons at cross section 1 to those at cross section 2?

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