Question: When the current in a toroidal solenoid is changing at a rate of 0 . 0 2 7 0 A / sA / s ,

When the current in a toroidal solenoid is changing at a rate of 0.0270 A/sA/s , the magnitude of the induced emf is 13.0 mVmV . When the current equals 1.40 AA , the average flux through each turn of the solenoid is 0.00276 WbWb . How many turns does the solenoid have?

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