Question

For a charged hollow metal sphere with total charge Q and radius
R centered on the origin:

True False the charge is on the inside surface.

True False the field for r > R will be the same as
the field of a point charge, Q, at the origin.

True False the field on the outside is perpendicular to
the surface.

True False inside the metal the field is
strongest.

True False the field inside the shell is zero.

True False only positive charges can be on the outside
surface.

Answer #1

For a charged hollow metal sphere with total charge Q and radius
R centered on the origin:
True False the field on the outside is perpendicular to
the surface.
True False the field inside the shell is zero.
True False the field for r > R will be the same as
the field of a point charge, Q, at the origin.
True False the charge is on the inside surface.
True False only positive charges can be on the outside
surface.
True False inside the metal...

A hollow metal sphere has inner radius
a and outer radius
b. The hollow sphere has
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+2
Q. A point charge
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A)Determine the
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r?a. (The correct answer does not
depend on:
Q, ??0, r.)
B) Determine the
magnitude of the electric field in the region
a<r<b
C)Determine the magnitude of the electric field in the
region
r?b
D)How much charge is...

A solid, nonconducting sphere of radius R = 6.0cm is charged
uniformly with an electrical charge of q = 12µC. it is enclosed by
a thin conducting concentric spherical shell of inner radius R, the
net charge on the shell is zero.
a) find the magnitude of the electrical field
E1 inside the sphere (r < R) at the
distance r1 = 3.0 cm from the center.
b) find the magnitude of the electric field E2
outside the shell at the...

Electric Field of a Charged Sphere with a small hole on the
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Consider a spherical shell of radius R centered on the origin of
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a conducting sphere with a net charge q and radius a sits inside
a hollow conducting sphere with a net charge Q inside radius b and
outside radius c. what is the electric potential as a function of
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A grounded conducting sphere of radius R is centered at the
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Find an expression for the induced charge density on the surface of
the sphere . If the sphere is now disconnected from ground and
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Consider a solid uniformly charged copper sphere with charge Q
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(a) Calculate the potential of the spherical charge inside and
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(b) Calculate the electric field of the spherical charge from
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Suppose a conducting sphere, radius r2, has a spherical cavity
of radius r1 centered at the sphere's center. At the center of the
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in the following situations:
a) From r = 0 to r = r1.
b) From r = r1 to r = r2.
c) Outside of r = r2
d) find the surface charge density (charge per...

A uniformly charged non-conducting sphere of radius 12 cm
is
centered at x=0. The sphere is uniformly charged with a charge
density of ρ=+15
μC/m3.
Find the work done by an external force when a point charge of
+20 nC
that is brought from infinity on the x-axis at a distance of 1 cm
outside the
surface of the sphere.
Given the point charge held at its final position, what is the
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10. A shell of solid metal sphere of outer radius Ro = 2m and
inner radius of R1 = 1m has a charge of Q1 = 4C placed on it. After
the charge is placed on the sphere, a charge of Q2 = 6C is then
placed at the center of the sphere. Find the electric field
everywhere in the sphere. What are the charges on the inside of the
sphere, and outside the sphere.

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