Quiz 6 – 2015.01.26

```A shell surrounds a
point charge of +5 nC
in (a) and (b) to the
right. Which shell
surface has a larger
Electric flux?
0%
e!
ey
ar
e
th
e
Sh
el
li
n
sa
m
)
(a
n
li
Sh
el
0%
(b
)
0%
Th
A. Shell in (a)
B. Shell in (b)
C. They are the
same!
A shell surrounds a point
charge of +5 nC in (a) and (b)
to the right. If you are inside
the shell measuring the
strength of the electric field,
for which scenario will you
record the stronger electric
field strength?
0%
e!
ey
ar
e
th
e
Sh
el
li
n
sa
m
)
(a
n
li
Sh
el
0%
(b
)
0%
Th
A. Shell in (a)
B. Shell in (b)
C. They are the
same!
A shell surrounds a point charge
of +5 nC in (a) and (b) to the right.
If you are standing on the surface
of the shell measuring the
strength of the electric field, for
which scenario will you record the
stronger electric field strength?
0%
e!
ey
ar
e
th
e
Sh
el
li
n
sa
m
)
(a
n
li
Sh
el
0%
(b
)
0%
Th
A. Shell in (a)
B. Shell in (b)
C. They are the
same!
In an electrostatic situation, the
electric field at every point within
the conductor
A. is constant, but not
necessarily zero.
B. is zero.
C. fluctuates based on the
motion of charged
particles on the surface
of the conductor.
0%
0%
...
ze
r
th
e
is
es
ct
ua
t
flu
is
co
ns
ta
nt
,
ba
s
bu
t
ed
on
no
t
ne
ce
...
o.
0%
If an isolated positive charge is placed
in the cavity of a conductor with no
net charge, the charge on the outer
surface of the conductor
y
iv
el
ga
t
ne
es
co
m
be
s
ne
u
tr
a
ed
ar
g
ch
ch
a
y
el
tiv
po
si
es
co
m
be
0%
l
0%
rg
ed
0%
St
ay
A. becomes positively
charged
B. becomes negatively
charged
C. Stays neutral
If an isolated positive charge is placed
in the cavity of a conductor with no
net charge, the charge on the inner
surface of the conductor
y
iv
el
ga
t
ne
es
co
m
be
s
ne
u
tr
a
ed
ar
g
ch
ch
a
y
el
tiv
po
si
es
co
m
be
0%
l
0%
rg
ed
0%
St
ay
A. becomes positively
charged
B. becomes negatively
charged
C. Stays neutral
The outer surface of a conductor with a hollow
cavity in it has a positive net charge of + 10 nC on
it. What should the be the charge of a particle
inserted into the cavity be to make the charge of
the outer surface of the conductor zero.
0%
0%
‘t
i
s
im
o.
..
po
ss
ib
l
e,
ya
ca
nn
+1
0
nC
nC
0%
-1
0
A. -10 nC
B. +10 nC
C. ‘tis impossible, ya
cannot break the
laws of physics man!
A neutral conductor completely encloses a
hole inside of it. You observe that the outer
surface of this conductor carries a charge
of -5 nC. Can you conclude that there is a
charge inside the hole?
A. Yeppers.
B. Nopers.
C. Not enough info!
0%
ug
h
op
e
in
fo
!
rs
.
0%
N
ot
en
o
N
Ye
p
pe
rs
.
0%
A neutral conductor completely encloses a
hole inside of it. You observe that the outer
surface of this conductor carries a charge
of -5 nC. What is the charge of the particle
inside the hole?
A. +5 nC
B. -5 nC
C. 0 nC
nC
0%
0
nC
0%
-5
+5
nC
0%
A neutral conductor completely encloses a
hole inside of it. You observe that the outer
surface of this conductor carries a charge
of -5 nC. What is the charge on the inner
surface of the conductor?
A. +5 nC
B. -5 nC
C. 0 nC
nC
0%
0
nC
0%
-5
+5
nC
0%
```