Solenoid: An ideal solenoid 20 cm long is wound with 5000 turns of very thin wire. What strength magnetic field is produced at the center of the solenoid when a current of 10 A flows through it? (?0 = 4? × 10-7 T ? m/A)
A. 0.0063 T
B. 0.20 T
C. 3.2 T
D. 4.8 T
E. 0.31 T
Answer: E
Physics & Space Science
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