e II H) U.S. 81% Thu 10:49 PM a Chrome File Edit View History Bookmarks People W

Question

e II H) U.S. 81% Thu 10:49 PM a Chrome File Edit View History Bookmarks People Window Help Mastering Physics: Homework #8 (Chapter 24) https:// session masteringphysics.com/ myct/itemView? assignment ProblemID 48089084 PHY 172/174 Spring 2015 He l Close Homework #8 (Chapter 24 Problem 24 previous l 1 of 15 l next Problem 24.1 Part A The magnetic field 10 cm from a wire carrying a 1 A What is the field 7 cm from the wire? current is 2 AT Express your answer with the appropriate units B> Value Units Submit My Answers Give Up Provide Feedback Continue

Explanation / Answer

Note that for a long wire,

B = uo I / [2 pi r]

Thus,

B = 2.857*10^-6 T or 2.857 uT   [ANSWER]

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