A 460-Turn Solenoid of Length 30

question 12

Multiple Choice

A 460-turn solenoid of length 30.0 cm and radius 4.00 cm carries a current of 3.50 A. What is the magnetic field strength inside the coil at its midpoint?
-What is the magnetic flux through a circular cross-sectional area of the solenoid at its midpoint?

• A)​1.02E-5 T/m²
• B)​3.05E-6 T/m²
• C)​2.49E-7 T/m²
• D)​3.39E-5 T/m²

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