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CH 16 HW 2 F2008
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CH 16 HW 2 F2008 (Homework)
BAKER KRISTINE NICOLE
PY 208M, section 004, Fall 2008
Instructor: Laura I. Clarke
Web
Assign
Current Score:
28 out of 28
Due:
Monday, September 22, 2008 12:30 PM EDT
Description
Sign of potential difference and related matters
Instructions
Reading: Section 16.416.5
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1. 3/3 points
Locations A, B, and C are in a region of uniform electric field, as shown. Along a path from A to B, the
change in potential is
2700
V. The distance from A to B is
0.22
m.
What is the magnitude of the electric field in this region?

 =
12272.73
V/m
2. 2/2 points
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CH 16 HW 2 F2008
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In Figure 16.20, along the path from
i
to
f
, what is the direction of the electric field?
right
up
cannot be determined
down
left
Figure 16.20
Is
Δ
V
=
V
f
–
V
i
positive or negative?
undefined because
Δ
V
is zero
positive
negative
3. 2/2 points
In Figure 16.21, along the path from
i
to
f
, what is the direction of the electric field?
left
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 Spring '08
 Chabay
 Energy, Kinetic Energy, Potential difference, Electric charge

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