3. (a) In the figure, a 170-turn coil of radius 30.0 mm and resistance 5.30 is coaxial with a solenoid of 190 turns/cm and diameter 47.0 mm. The solenoid current drops from 1.60 A to zero in time interval At = 24.0 ms. What current is induced in amperes in the coil during At? Coil Solenoid (b) In a particular region there is a uniform current density of 14.0 A/m² in the positive z direction. What is the value of 9 B · ds when that line integral is calculated along the three straight-line segments from (x, y, z) coordinates (6d, 0, 0) to (6d, 3d, 0) to (0, 0, 0) to (6d, 0, 0), where d = 15.0 cm?

3. (a) In the figure, a 170-turn coil of radius 30.0 mm and resistance 5.30 is coaxial with a solenoid of 190 turns/cm and diameter 47.0 mm. The solenoid current drops from 1.60 A to zero in time interval At = 24.0 ms. What current is induced in amperes in the coil during At? Coil Solenoid (b) In a particular region there is a uniform current density of 14.0 A/m² in the positive z direction. What is the value of 9 B · ds when that line integral is calculated along the three straight-line segments from (x, y, z) coordinates (6d, 0, 0) to (6d, 3d, 0) to (0, 0, 0) to (6d, 0, 0), where d = 15.0 cm?

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter13: Electromagnetic Induction

Section: Chapter Questions

Problem 89CP: A long solenoid of radius a with n turns per unit length is carrying a tune-dependent current...

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