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 26.2, Problem 2cTH
A solid sphere of mass m floats in a beaker of water as shown. A second sphere of the same material but of mass 2m is placed in a second beaker of water. In the space provided, sketch the final position of the second sphere.
c. Are your answers to questions a and b consistent with Archimedes’ principle? Explain.
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1. A charge of -25 μC is distributed uniformly throughout a spherical volume of radius 11.5 cm.
Determine the electric field due to this charge at a distance of (a) 2 cm, (b) 4.6 cm, and (c) 25 cm from
the center of the sphere.
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1.
A long silver rod of radius 3.5 cm has a charge of -3.9
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(a) Find the electric field at a point 5 cm from the center of the rod (an outside point).
E =
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(b) Find the electric field at a point 1.8 cm from the center of the rod (an inside point)
E=0
Think & Prepare
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1. Is there a symmetry in the charge distribution? What kind of symmetry?
2. The problem gives the charge per unit length 1. How do you figure out the surface charge density σ
from a?
1. Determine the electric flux through each surface whose cross-section is shown below.
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S3
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Enter your answer in terms of q and ε
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Ερ
(d) SA
=
(e) $5
(f) Sa
$6
=
II
✓
-29
S6
+39
Chapter 26 Solutions
Tutorials in Introductory Physics
Ch. 26.1 - Prob. 1aTHCh. 26.1 - 1. A U-tube filled with water is closed on one...Ch. 26.1 - 1. A U-tube filled with water is closed on one...Ch. 26.1 - 1. A U-tube filled with water is closed on one...Ch. 26.1 - 1. A U-tube filled with water is closed on one...Ch. 26.1 - A W-shaped piece of glassware is partially filled...Ch. 26.1 - Prob. 3aTHCh. 26.1 - A U-tube is partly filled with water. Oil is then...Ch. 26.1 - Prob. 3cTHCh. 26.2 - 1. Three objects are at rest in three beakers of...
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