You create your very own electric generator using a big horseshoe magnet and a 13 cm by 13 cm square loop ofwire. One side of the loop is bent into a semi-circle of radius 5.0 cm and can be rotated using the crank, as shown inthe figure. Suppose the crank is being turned with a constant angular speed w =A = 1007 rad/s.5.0 cm0.20 TCrank1.0 N(a) Find the magnetic flux through the loop, directed out of the page, at the instant shown in the figure.(b) Draw the loop 10 ms later and find the magnetic flux through the loop, directed out of the page, at that time.(c) Find an expression for the magnetic flux through the loop as a function of time. The crank is positioned as in thefigure at time t = 0.

Answered: Image /qna-images/answer/a524d847-120b-4037-95c1-52b6f7d4d787.jpg

Answered: 5.0 cm 0.20 T Crank 1.0 N

Science

Physics

5.0 cm 0.20 T Crank 1.0 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

Chapter22: Magnetic Forces And Magnetic Fields

Section: Chapter Questions

Problem 70P

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Question

You create your very own electric generator using a big horseshoe magnet and a 13 cm by 13 cm square loop of
wire. One side of the loop is bent into a semi-circle of radius 5.0 cm and can be rotated using the crank, as shown in
the figure. Suppose the crank is being turned with a constant angular speed w =
A = 1007 rad/s.
5.0 cm
0.20 T
Crank
1.0 N
(a) Find the magnetic flux through the loop, directed out of the page, at the instant shown in the figure.
(b) Draw the loop 10 ms later and find the magnetic flux through the loop, directed out of the page, at that time.
(c) Find an expression for the magnetic flux through the loop as a function of time. The crank is positioned as in the
figure at time t = 0.

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