An Ideal Solenoid Having 200 Turns and Carrying a Current $2.0 \mathrm {~A}$

question 128

Short Answer

An ideal solenoid having 200 turns and carrying a current of $2.0 \mathrm {~A}$ is $25 \mathrm {~cm}$ long. What is the magnitude of the magnetic field at the center of the solenoid? $\left( \mu _ { 0 } = 4 \pi \times 10 ^ { - 7 } \mathrm {~T} \cdot \mathrm { m } / \mathrm { A } \right)$

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