How many turns should a 10-cm long ideal solenoid have if it is to generate a 1.5-mT magnetic field when 1.0 A of current runs through it? 12 15 120 1200 3200
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Step 1
Step 1: Calculate the number of turns using the formula for the magnetic field inside a solenoid: B = μ₀ * n * I where B is the magnetic field, μ₀ is the permeability of free space (4π x 10^-7 Tm/A), n is the number Show more…
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