A coil (N2 = 10 turns and radius R2) surrounds a long solenoid with length l1 = 0.75 m, radius R1 = 0.0330 m, and N1 = 400 turns. The current is changing at a rate of 200 A/s. What is the induced emf in the surrounding coil? Hint: Calculate magnetic flux and then mutual inductance first.

A coil (N2 = 10 turns and radius R2) surrounds a long solenoid with length l1 = 0.75 m, radius R1 = 0.0330 m, and N1 = 400 turns. The current is changing at a rate of 200 A/s. What is the induced emf in the surrounding coil? Hint: Calculate magnetic flux and then mutual inductance first.

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter14: Inductance

Section: Chapter Questions

Problem 31P: A coil of 40 turns is wrapped around a long solenoid of cross-sectional area 7.5 × 10-3 m2. The...

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Question

A coil (N₂ = 10 turns and radius R₂) surrounds a long solenoid with length l₁ = 0.75 m, radius R₁ = 0.0330 m, and N₁ = 400 turns. The current is changing at a rate of 200 A/s. What is the induced emf in the surrounding coil? Hint: Calculate magnetic flux and then mutual inductance first.

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