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  3. a solenoid of radius 3.5 cm has 800 turns and a le

A solenoid of radius 3.5 cm has 800 turns and a length of 25 cm. (a) Find...

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Physics

A solenoid of radius 3.5 cm has 800 turns and a length of 25cm.

(a) Find its inductance.
mH

(b) Find the rate at which current must change through it toproduce an emf of 90 mV. (Enter the magnitude.)
A/s

Answer & Explanation Solved by verified expert
4.2 Ratings (777 Votes)
aThe magnetic flux is produced by the solenoid is given bythe magnetic flux through a single    See Answer
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