Question

A 2-?C point charge is embedded in the center of a solid Pyrex sphere of radius R = 15 cm.

(a) Calculate the electric field strength E just beneath the surface of the sphere. Incorrect: Your answer is incorrect. N/C

(b) Assuming that there are no free charges, calculate the strength of the electric field just outside the surface of the sphere. Incorrect: Your answer is incorrect. N/C

(c) What is the induced surface charge density ?ind on the surface of the Pryex? Incorrect: Your answer is incorrect. C/m2

** Answer them in term of "e" like [ ex. : 1.43e+05? ]

Answer #1

A ) A 2-?C point charge is embedded in the center of a solid
Pyrex sphere of radius R = 15 cm.
(1) Calculate the electric field strength E just beneath the
surface of the sphere. (in N/C )
(2) Assuming that there are no free charges, calculate the
strength of the electric field just outside the surface of the
sphere. ( in N/C )
(3) What is the induced surface charge density ?ind on the
surface of the Pryex?...

A point charge q = +3 µC is at the center of a sphere
of radius 0.9 m.
(a) Find the surface area of the sphere.
___m2
(b) Find the magnitude of the electric field at points on the
surface of the sphere.
___N/C
(c) What is the flux of the electric field due to the point charge
through the surface of the sphere?
___ N · m2/C
(e) What is the net flux through a cube of side 2...

A hollow, conducting sphere with an outer radius of 0.260 m and
an inner radius of 0.200 m has a uniform surface charge density of
+6.47 × 10−6 C/m2. A charge of -0.400 μC is now introduced into the
cavity inside the sphere.
a)What is the new charge density on the outside of the
sphere?
b)Calculate the strength of the electric field just outside the
sphere
c)What is the electric flux through a spherical surface just
inside the inner surface...

A hollow, conducting sphere with an outer radius of 0.260 m and
an inner radius of 0.200 m has a uniform surface charge density of
+6.37 × 10−6 C/m2. A charge of -0.700 μC is now introduced into the
cavity inside the sphere. a) What is the new charge density on the
outside of the sphere? b) Calculate the strength of the electric
field just outside the sphere. c) What is the electric flux through
a spherical surface just inside...

A hollow, conducting sphere with an outer radius of 0.260 mm and
an inner radius of 0.200 mm has a uniform surface charge density of
+6.57 ×× 10−6−6 C/m2C/m2. A charge of -0.700 μCμC is now introduced
into the cavity inside the sphere.
What is the new charge density on the outside of the sphere?
Calculate the strength of the electric field just outside the
sphere.
What is the electric flux through a spherical surface just
inside the inner surface...

1. A point charge - and a conducting solid sphere of charge
density +a(C/m?) and radius a are shown in Figure I (centers of
both charges are al 2a distance from the origin o)
a) Draw the electric field vectors at the origin 0. (4 pts)
b) Determine the direction and magnitude of the NET electric
field E, at origin O. (11 pts) +(C/m?) e) Calculate the NET
electric potential V at the origin O(10 pts)

Consider a grounded conducting sphere of radius a in the
presence of a point charge q a distance d away from the center of
the sphere.
a)Show that the electric field E is everywhere normal to the
surface of the sphere.
b)Calculate the induced charge per unit area on the surface of
the sphere.
c)Show that the total induced charge is -qa/d.
d)Calculate the total force between the point charge and the
sphere.
e)Show that your solution satisfies Laplace’s equation.

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...

A solid sphere of radius R has a uniform volumetric charge
density rho = −3C / 2πR ^ 3.
Calculate the electric field inside and outside the sphere.

Consider a solid uniformly charged copper sphere with charge Q
and radius R. Showing all Steps,
(a) Calculate the potential of the spherical charge inside and
outside of the sphere.
(b) Calculate the electric field of the spherical charge from
the potential in part (a) for the inside and outside regions.

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