The Core of a Long Solenoid with 1000 Turns/m and a Current

question 61

Multiple Choice

The core of a long solenoid with 1000 turns/m and a current of 0. 5 A is filled with an unknown material. It is found that the magnetic field along the axis of the solenoid increases by 0.0017%. What is the magnetic susceptibility of the unknown material?

• A)1.7 × 10^-5
• B)3.4 × 10^-5
• C)0.0048
• D)-3.4 × 10^-5
• E)0.0021

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