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    Physics & Astronomy
  3. Study Set
    University Physics with Modern Physics Study Set 1
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    Exam 25: Current,resistance,and Electromotive Force
  5. Question
    A Cylindrical Wire of Radius 2
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A Cylindrical Wire of Radius 2

Question 3

Question 3

Short Answer

A cylindrical wire of radius 2.0 mm carries a current of 2.5 A.The potential difference between points on the wire that are 46 m apart is 3.7 V.
(a)What is the electric field in the wire?
(b)What is the resistivity of the material of which the wire is made?

Correct Answer:

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