lim (kl9356) – Homework 6 – Weathers – (22202)
1
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printout
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have
16
questions.
Multiplechoice questions may continue on
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before answering.
001
10.0 points
At distance
r
from a point charge
q
, the elec
tric potential is 935 V and the magnitude of
the electric field is 152 N
/
C.
Determine the value of
q
. Answer in units
of C.
002
10.0 points
Four
identical
particles
each
have
charge
0
.
3
μ
C and mass 0
.
02 kg. They are released
from rest at the vertices of a square of side
0
.
27 m.
How fast is each charge moving when their
distances from the center of the square dou
bles? Answer in units of m
/
s.
003
(part 1 of 4) 10.0 points
The electric potential over a certain region of
space is given by
V
=
a x
2
y

b x z

c y
2
,
where
a
= 1 V
/
m
3
,
b
= 5 V
/
m
2
, and
c
=
5 V
/
m
2
.
Find the electric potential at the point
(
x, y, z
) = (9 m
,
9 m
,
7 m). Answer in units of
V.
004
(part 2 of 4) 10.0 points
Find the
x
component of the electric field at
the same point. Answer in units of V
/
m.
005
(part 3 of 4) 10.0 points
Find the
y
component of the electric field at
the same point. Answer in units of V
/
m.
006
(part 4 of 4) 10.0 points
Find the
z
component of the electric field at
the same point. Answer in units of V
/
m.
007
10.0 points
A linear charge of nonuniform density
λ
(
x
) =
b x
C
/
m, where
b
= 5
.
1 nC
/
m
2
, is distributed
along the
x
axis from 5
.
2 m to 6
.
1 m.
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 Spring '00
 Littler
 Charge, Electrostatics, Magnetism, Work, lim, Electric charge, charge density, q1 +k

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