Tutorials in Introductory Physics
1st Edition
ISBN: 9780130970695
Author: Peter S. Shaffer, Lillian C. McDermott
Publisher: Addison Wesley
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Textbook Question
Chapter 7.1, Problem 1aT
Investigate the objects that you have been given (magnets, metals, cork, plastic, wood. Etc.).
Separate the objects into three classes based on their interactions with each other.
-
1. List the objects in each of your classes.
Class 1 Class 1 Class 1
2. Fill out the table below with a word or two describing the interaction between members of the same and different classes.
3. Are all metals in the same class?
4. To which class do magnets belong? Are all the objects in this class magnets?
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Q2: Answer each item
1. How are magnetic materials classified based on magnetic moments Compare
their properties. Give also their characteristics and examples .
2. What is magnetic dipole ?
Number 2
Number 3
Number 4
Number 5
Number 6
Number 10
4. An uncharged piece of cork is hung from a string. When a
positively charged rod is brought near but not touching the
cark, the rod attracts the cork and the cork hangs as shown.
Charged rod
On the diagram at right, sketch how the piece of cork
would hang if the north end of a magnet were brought
near the cork. Explain.
a.
North end
of magnet
b. On the diagram at right, sketch how the piece of cork
would hang if the south end of a magnet were brought
near the cork. Explain.
South end
of magnet
OPrentice Hall Irve
Chapter 7 Solutions
Tutorials in Introductory Physics
Ch. 7.1 - Investigate the objects that you have been given...Ch. 7.1 - Obtain a permanent magnet and an object that is...Ch. 7.1 - The parts of a permanent magnet that interact most...Ch. 7.2 - On an enlargement of the figure below, sketch...Ch. 7.2 - B. Make prediction for the following five...Ch. 7.2 - Suppose you place a small magnet in a magnetic...Ch. 7.2 - B. Suppose you hold a magnetic compass near a...Ch. 7.2 - Now suppose that you hold the compass at some...Ch. 7.2 - Sketch the magnetic field lines of a...Ch. 7.2 - A wire is formed into a and the leads are twisted...
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