A Solenoid with 500 Turns, 0 $\pi$ * 10 ^{- 7} T

question 3

Multiple Choice

A solenoid with 500 turns, 0.10 m long, carrying a current of 2.0 A and with a radius of 10 ^{- 2} m will have what strength magnetic field at its center? (magnetic permeability in empty space µ₀ = 4 $\pi$ * 10 ^{- 7} T.m/A)

• A) 31*10 ^{- 4} T
• B) 1.3 *10 ^{- 2} T
• C) 2.5 *10 ^{- 2} T
• D) 62 *10 ^{- 4} T

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