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A point charge of 5.0 nC is on the y-axis at y = 3.0 cm and a
second point charge -5.0 nC is on the y-axis at y = -3.0 cm. Find
the electric force on a point charge of 2.0 nC on the x-axis at x =
8.0 cm

A point charge Q1= +5uC is located on the x axis at x = 5.0
cm, and a second point charge Q2= - 7 uC is located on the x axis
at x = -8.0 cm.
1- Calculate the electric field at the origin due to Q1 and
Q2? (give answer in unit vector notations).
2- Calculate the electric field on the y-axis at point y=+6.0
cm due to Q1 and Q2? (give answer in unit vector notations).
3- What...

A particle (charge = +50 μC) is placed on the y axis at the
point y = +40 cm, and a second
particle (charge = –20 μC) is placed at the origin (x = y = 0).
What is the direction of the
total electrostatic force on a third particle with respect to the
+x-axis (charge = –5.0 μC)
placed on the x axis at the point x = +30 cm?

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...

A -3.0 nC charge is on the x-axis at x = -7.0
cm and a +4.0 nCcharge is on the x-axis at x = 20
cm . At what point or points on the y-axis is the electric
potential zero?

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...

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 +7.0-μC point charge is placed at the 0.0 cm mark of an x-axis
and a -5.0-μC charge is placed at the 70 cm mark. What is the net
electric field strength at the 40 cm mark on the x-axis?

Three point charges +4.0 μC, -5.0 μC,
and -9.0 μC are placed on the x-axis at the points
x = 0 cm, x = 40 cm, and x = 120 cm,
respectively. What is the electric potential at x = 80
cm?

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.

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