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Problem 7: A square loop of side length a =3.1 cm is placed a distance b = 0.95 cm from a long wire carrying a current that varies with time at a constant rate, i.e I(t)-Qt, where Q-3.1 A/s is a constant g this Account. Part (a) Find an expression for the magnetic field due to the wire as a function of time t at a distance r from the wire, in terms of a, b, Q, t, r, and fundamental constants. LHo HOM 4 5 6 BACKSPACE CLEAR Submit Hint I give up! Hints:-1%, deduction per hint. Hints remaining: 2 Feedback: 1%, deduction per feedback. Part (b) What is the magnitude of the flux through the loop? Select the correct expression J Correct! Part (c) If the loop has a resistance of 2.5 Ω, how much induced current flows in the loop:

Problem 7: A square loop of side length a =3.1 cm is placed a distance b = 0.95 cm from a long wire carrying a current that varies with time at a constant rate, i.e I(t)-Qt, where Q-3.1 A/s is a constant g this Account. Part (a) Find an expression for the magnetic field due to the wire as a function of time t at a distance r from the wire, in terms of a, b, Q, t, r, and fundamental constants. LHo HOM 4 5 6 BACKSPACE CLEAR Submit Hint I give up! Hints:-1%, deduction per hint. Hints remaining: 2 Feedback: 1%, deduction per feedback. Part (b) What is the magnitude of the flux through the loop? Select the correct expression J Correct! Part (c) If the loop has a resistance of 2.5 Ω, how much induced current flows in the loop:

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Only need answers for part a and part c. 

Problem 7: A square loop of side length a =3.1 cm is placed a distance b = 0.95 cm from a long wire carrying a current that varies with time at a constant rate, i.e I(t)-Qt, where Q-3.1 A/s is a constant g this Account. Part (a) Find an expression for the magnetic field due to the wire as a function of time t at a distance r from the wire, in terms of a, b, Q, t, r, and fundamental constants. LHo HOM 4 5 6 BACKSPACE CLEAR Submit Hint I give up! Hints:-1%, deduction per hint. Hints remaining: 2 Feedback: 1%, deduction per feedback. Part (b) What is the magnitude of the flux through the loop? Select the correct expression J Correct! Part (c) If the loop has a resistance of 2.5 Ω, how much induced current flows in the loop:
Transcribed Image Text:Problem 7: A square loop of side length a =3.1 cm is placed a distance b = 0.95 cm from a long wire carrying a current that varies with time at a constant rate, i.e I(t)-Qt, where Q-3.1 A/s is a constant g this Account. Part (a) Find an expression for the magnetic field due to the wire as a function of time t at a distance r from the wire, in terms of a, b, Q, t, r, and fundamental constants. LHo HOM 4 5 6 BACKSPACE CLEAR Submit Hint I give up! Hints:-1%, deduction per hint. Hints remaining: 2 Feedback: 1%, deduction per feedback. Part (b) What is the magnitude of the flux through the loop? Select the correct expression J Correct! Part (c) If the loop has a resistance of 2.5 Ω, how much induced current flows in the loop:
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