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A 1000-Turn Toroidal Solenoid Has a Central Radius of 4

Question 6

Multiple Choice

A 1000-turn toroidal solenoid has a central radius of 4.2 cm and is carrying a current of 1.7 A.What is the magnitude of the magnetic field inside the solenoid at the central radius? (μ0 = 4π × 10-7 T • m/A)


A) 8.1 mT
B) 51 mT
C) 16 mT
D) 81 mT
E) zero

Correct Answer:

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