[PHYS] Example Question: The figure below represents a section of a circular conductor of nonuniform diameter carrying a current of I = 5.40 A. The radius of cross-section A1 is r1 = 0.230 cm.

Example Question

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# Question

The figure below represents a section of a circular conductor of nonuniform diameter carrying a current of I = 5.40 A. The radius of cross-section A1 is r1 = 0.230 cm.

 

What is the magnitude of the current density across A1?

 Specify the radius at A2.

Specify the current at A2.

Specify the current density at A2.

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# Explanation

What is the magnitude of the current density across A1?

 

Specify the radius at A2.

 

Specify the current at A2.

 

Specify the current density at A2.

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