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    Physics & Astronomy
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    Physics for Engineers and Scientists
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    Exam 27: Currents and Ohms Law
  5. Question
    The Length of a Wire Is Halved, and Its Radius
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The Length of a Wire Is Halved, and Its Radius

Question 7

Question 7

Multiple Choice

The length of a wire is halved, and its radius is doubled. The resistance will change by a factor of


A) 4
B) 2
C) 1/2.
D) 1/4.
E) 1/8.

Correct Answer:

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