A magnetic field increases from 0 to 0.30 T in 1.7 s . How many turns of wire are needed in a circular coil 13 cm in diameter to produce an induced emf of 8.4 V ? Express your answer using two significant figures. [5] ΑΣΦ N = ?

A magnetic field increases from 0 to 0.30 T in 1.7 s . How many turns of wire are needed in a circular coil 13 cm in diameter to produce an induced emf of 8.4 V ? Express your answer using two significant figures. [5] ΑΣΦ N = ?

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter23: Faraday’s Law And Inductance

Section: Chapter Questions

Problem 1P

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Question

HW Q4

A magnetic field increases from 0 to 0.30 T in 1.7 s
Part A
How many turns of wire are needed in a circular coil 13 cm in diameter to produce an induced emf of 8.4 V ?
Express your answer using two significant figures.
VE ΑΣΦ
N =
?

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