Question

A point charge of +10 μC is at (+3 m, 0 m) on the
*x*-axis and a point charge of +10 μC is at (-3 m,0 m).

a. Determine the work required to assemble this charge distribution.

W = ________ J

b. Find the magnitude of the electric field at a point (0,+3 m)
on the *y*-axis.

E = __________ x10^{3} N/C

A charge *q* = +1 μC is placed at this point. Find the
magnitude of the force on the 1 μC charge.

c. A charge *q*= +1 μC is placed at a point (0,+3 m) on
the *y*-axis. Find the magnitude of the force on the 1 μC
charge.

F = ____________ x10^{-3} N

Answer #1

A point particle with charge
q = 4.6 μC
is placed on the x axis at
x = −10 cm
and a second particle of charge
Q = 7.0 μC
is placed on the x axis at
x = +25 cm.
(a) Determine the x and y components of the
electric field due to this arrangement of charges at the point
(x, y) = (10, 10)
(the units here are centimeters).
Ex
= N/C
Ey
= N/C
(b) Determine the magnitude and...

A point particle with charge q = 4.9 μC is
placed on the x axis at x = −10 cm and a second
particle of charge Q = 7.8 μC is placed on the
x axis at x = +25 cm.
(a) Determine the x and y components of the
electric field due to this arrangement of charges at the point
(x, y) = (10, 10) (the units here are
centimeters).
Ex_____
Ey_____
(b) Determine the magnitude and direction of...

Three point charges are placed on the x-axis. A charge of +2.0
μC is placed at the origin, -2.0 μC to the right at x = 50 cm, and
+4.0 μC at the 100 cm mark.
a. Find the net electric force (magnitude and direction) that
acts on the charge at the origin.
b. Find the net electric field (magnitude and direction) at x =
25 cm.
c. Find the net electric force (magnitude and direction) on a
charge Q...

Point charge 3.0 μC is located
at x = 0, y = 0.30 m, point charge
-3.0 μC is located at x = 0 y =
-0.30 m. What are (a)the magnitude and (b)direction of the
total electric force that these charges exert on a third point
charge Q = 5.0 μC at x =
0.40 m, y = 0?

A point charge q1 = -1.5 μC is placed at x = 0 and y = +5 cm. A
second point charge q2 = -6 μC is placed at x = +5 cm and y = 0.
Determine the magnitude of the net electric field at the origin and
the direction of the electric field as an angle measured from the
+x axis. Use k = 9.00 109 N·m2/C2.

Point charge 1.5 μC is located at x = 0,
y = 0.30 m , point charge -1.5 μC is located at
x = 0 y = -0.30 m . What are (a)the magnitude and
(b)direction of the total electric force that these charges exert
on a third point charge Q = 4.5 μC at x
= 0.40 m , y = 0?
Part A
Absolute Value F=?
Part B
Theta=? clockwise from the +x
direction

A positive point charge q1 = 3.0 μC is located at x = 0, y =
0.30 m, a negative point charge q2 = -3.0 μC is located at x = 0, y
= -0.30 m. A third point charge Q = 4.0 μC is located at x = 0.40
m, y = 0.
A)What is the magnitude of the total electric force that charges
q1 and q2 exert on charge Q? Express your answer in newtons.
B)What is the...

point charge -2.0 μC is located at x = 0 y = -0.30 m. What are
(a)the magnitude and (b)direction of the total electric force that
these charges exert on a third point charge Q = 4.5 μC at x = 0.40
m, y = 0?
Part A
Express your answer using two significant figures.
|F|
F
=

A point charge with 72 μC sits at the origin, while another
point charge of -12 μC sits at x = 9.2 m. What is the electric
force on the -12 μC charge?
8.452×10-1 N to the RIGHT
9.187×10-2 N to the LEFT
8.452×10-1 N to the LEFT
9.187×10-2 N to the RIGHT
Tries 0/3
A third charge of -6 μC is placed at x = 2.3 m. What is
the magnitude of the TOTAL electric force on the -12...

A point charge of –3.00 μC is located at the origin; a point
charge of 4.00 μC is located on the x axis at x = 0.200 m; a third
point charge Q is located on the x axis at x = 0.320 m. The
electric force on the 4.00 μC charge is 240 N in the +x direction.
(a) Determine the charge Q. (b) With this configuration of three
charges, at what location(s) is the electric field zero? (-97.2...

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