a) How many coils must a loop have with a cross-sectional area of 0.002 m^2 that is pulled through a bar magnet's magnetic field of 0.005T in 1.0 s in order for there to be an induced emf of 1.5 V? b) If the current in the wire is 0.01 A, what is the resistance of the wire?

University Physics Volume 2
18th Edition
ISBN:9781938168161
Author:OpenStax
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Chapter13: Electromagnetic Induction
Section: Chapter Questions
Problem 40P: A coil of 1000 turns encloses an area of 25 cm2. It is rotated in 0.010 s from a position where its...
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a) How many coils must a loop have with a cross-sectional area of 0.002 m^2 that is pulled through a bar magnet's magnetic field of 0.005T in 1.0 s in order for there to be an induced emf of 1.5 V? b) If the current in the wire is 0.01 A, what is the resistance of the wire?
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