Question
In: Physics
A solid spherical ball of radius 4 meters has a charge of 8 nC. a) Calculate...
A solid spherical ball of radius 4 meters has a charge of 8 nC.
a) Calculate electric flux through the sphere at r = 2, r = 4, and r = 6 meters away from the center of the ball if it is a conducting sphere
b) Calculate the same things if it is an insulating sphere of uniform charge density.
c) Calculate the same things if it is an insulating sphere of non-uniform charge density, ρ = kr2
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genius_generous answered 2 years agoRelated Solutions
A solid spherical ball of radius 4 meters has a charge of 8 nC. a) Calculate...
A solid spherical ball of radius 4 meters has a charge of 8
nC.
a) Calculate the electric potential at r = 2, r = 4, and r = 6
meters away from the center of the ball if it is a conducting
sphere.
b) Calculate the same things if it is an insulating sphere of
uniform charge density.
c) Calculate the same things if it is an insulating sphere of
non-uniform charge density, ρ = kr2
Answers should be:...
a 100-meter long cylindrical wire of radius 4 meters and charge 8 nC. a) Calculate the...
a 100-meter long cylindrical wire of radius 4 meters and charge
8 nC.
a) Calculate the electric field at r = 2, r = 4, and r = 6
meters away from the center of the cylindrical wire if it is a
conducting cylindrical wire and the electric flux through a
cylindrical wire given by those radii.
b) Calculate the same things if it is an insulating cylindrical
wire of uniform charge density.
c) Calculate the same things if it...
A spherical ball of charge has radius R and total charge Q. The electric field strength...
A
spherical ball of charge has radius R and
total charge Q. The electric field strength inside the ball (r?R)
is E(r)=
Emax=(r4/R4)
A) What is
Emax in terms of Q and R? Express your
answer in terms of the variables Q, R, and appropriate
constants.
B) Find
an expression for the volume charge density ?(r) inside the ball as
a function of r. Express your answer in terms of
the variables Q, r, R, and appropriate constants.
There is a solid, spherical dielectric (radius = 3 m) with a total charge of 30...
There is a solid, spherical dielectric (radius = 3 m) with a
total charge of 30 μC and with uniform charge density. What is the
electric field strength and the electric potential at
-the center? (answer is 0 N/C and 135,000 V just show the
work)
-a distance 2 m from the center? (answer is 20,000 N/C and
115,000 V just show the work)
A solid conducting sphere of radius 2.4 cm has a charge of 23 nC distributed uniformly...
A solid conducting sphere of radius 2.4 cm has a charge of 23 nC
distributed uniformly over its surface. Let A be a point 1.8 cm
from the center of the sphere, S be a point on the surface of the
sphere, and B be a point 5.4 cm from the center of the sphere. What
are the electric potential differences (a)VS – VB and (b)VA –
VB?
A spherical conductor has a radius of 14.0 cm and a charge of 32.0 µC. Calculate...
A spherical conductor has a radius of 14.0 cm and a charge of
32.0 µC. Calculate the electric field and the electric potential at
the following distances from the center.
a) r =8.0 cm
electric field: MN/C
electric potential: MV
b) r = 36.0 cm
electric field: MN/C
electric potential: MV
c) r = 14.0 cm
electric field: MN/C
electric potential: MV
A spherical conductor has a radius of 14.0 cm and a charge of 26.0 µC. Calculate...
A spherical conductor has a radius of 14.0 cm and a charge of
26.0 µC.
Calculate the electric field and the
electric potential at:
(a) r = 10.0 cm,
(b) r = 20.0 cm,
(c) r = 14.0 cm from the center.
Consider a solid ball of uniform charge density and net charge 2Q and radius r1 that...
Consider a solid ball of uniform charge density and net charge
2Q and radius r1 that is surrounded by a hollow sphere of charge –Q
with radius r2. Give expressions for the electric field in the
three regions: inside (r < r1) between (r1 < r < r2) and
outside (r2 < r). Show your work.
A spherical ball of radius 3 in is dropped into a conical vessel of depth 8...
A spherical ball of radius 3 in is dropped into a conical vessel
of depth 8 in and radius of base 6 in. what is the area of the
portion of the sphere which lies above the circle of contact with
the cone?
A solid conducting sphere of radius a carries a net positive charge 2Q. A conducting spherical...
A solid conducting sphere of radius a carries a net positive
charge 2Q. A conducting spherical shell of inner radius b and outer
radius c is concentric with the solid sphere and carries a net
charge –Q. Let c > b > a.
a) Discuss the distribution of the charges.
b) Calculate the surface charge density on the three
surfaces i. radius a ii. radius b iii. radius c.
c) Find the electric field in all the regions. Express this...
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