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Chapter 15

Basic Physics: A Self-Teaching Guide · 2 exercises

Problem 11

Optional. What current must flow in a long, straight wire in order to produce a magnetic field of \(1 \times 10^{-5} \mathrm{~T}\) at a distance of \(2 \mathrm{~cm}\) from the wire? ___________

6 step solution

Problem 12

Optional. A 20-cm-long solenoid having 150 turns has a 2-A current in it. What is the strength of the magnetic field at its center? ___________

4 step solution

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