A solenoid is to have an inductance of 0295 mh a, Ask an Expert

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A solenoid is to have an inductance of 0.295 mH, a cross-sectional area of 5.91 x 10-4 m2, and a length of 34.9 cm.

(a) How many turns per unit length should it have?

_______ turns/m

(b) If the self-induced emf is -13.2 mV at a given time, at what rate is the current changing at that instant?

(Delta I)/(Delta t) =______ A/s

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