A cylindrical insulated wire of diameter 5.0 mm is tightly wound 200 times around a cylindrical core to form a solenoid with adjacent coils touching each other

When a 0.10 A current is sent through the wire, what is the magnitude of the magnetic field on the axis of the solenoid near its center?
(?0 = 4? × 10-7 T • m/A)
A) 6.6 × 10-5 T
B) 2.5 × 10-5 T
C) 1.3 × 10-5 T
D) 3.6 × 10-5 T
E) 9.8 × 10-5 T


B

Physics & Space Science

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