Question

Three point charges are placed on the x-y plane: a +40.0 nC charge at the origin, a −40.0 nC charge on the x axis at 15.0 cm, and a +125.0 nC charge at the point (15.0 cm, 6.00 cm). (a) Find the total electric force on the +125.0 nC charge due to the other two. (b) What is the electric field at the location of the +125.0 nC charge due to the presence of the other two charges?

Answer #1

Three point charges are placed on the x-y plane: a +30.0 nC
charge at the origin, a -30.0 nC charge on the x axis at 10.0 cm,
and a +110 nC charge at the point (10.0 cm, 8.00 cm)
1.) Find the x component of the total electric force on the +110
nC charge due to the other two. (Express your answer to two
significant figures.) Answer in mN
2.) Find the y component of the total electric force on...

A -4.00 nC point charge is at the origin, and a second +8.00 nC
point charge is on the x-axis at x = 60 cm.
Find the net electric force that the two charges would exert on
a proton placed at x = 30cm?
At what location would the net electric field due to the two
charges be zero?

A point charge q1=4.20 nC is fixed at the origin. A second point
charge q2=−7.80 nC is fixed at the point x=15.0 cm.
(a) Find the point on the +x axis where the electric potential
is zero.
(b) A third charge, q3=−2.30 nC is then placed at the point
x=20.0 cm. Find the net force acting on charge q2 due to the other
two charges.

Two point charges are placed on the x-axis as follows: charge q1
= 4.05 nC is located at x= 0.195 m , and charge q2 = 5.04 nC is at
x= -0.300 m .
Part A
What is the magnitude of the total force exerted by these two
charges on a negative point charge q3 = -6.00 nC that is
placed at the origin?
F= ? N
Part B
What is the direction of the total force exerted by these...

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 point charge q2 = - 7.00 nC is located at the origin and
charge q1 = 5.00 nC is on the x-axis, 40.0 cm from the origin.
a) Find the magnitude and direction of electric field at point
P, which has coordinates (40.0 cm,-50.0 cm).
b) Find the force on a charge of 5.00 µC placed at point P.

A point charge q2 = - 7.00 nC is located at the origin and
charge q1 = 5.00 nC is on the x-axis, 40.0 cm from the origin.
a) Find the magnitude and direction of electric field at point
P, which has coordinates (40.0 cm,-50.0 cm).
b) Find the force on a charge of 5.00 µC placed at point P.

A charge of -2.65 nC is placed at the origin of an xy-coordinate
system, and a charge of 1.60 nC is placed on the y axis at y = 3.90
cm . A) If a third charge, of 5.00 nC , is now placed at the point
x = 2.55 cm , y = 3.90 cm find the x and y components of the total
force exerted on this charge by the other two charges. B) Find the
magnitude of...

A charge of -3.25 nC is placed at the origin of an
xy-coordinate system, and a charge of 1.70 nC is placed on
the y axis at y = 3.75 cm.
If a third charge, of 5.00 nC , is now placed at the point
x = 3.00 cm , y = 3.75 cm find the x and
ycomponents of the total force exerted on this charge by
the other two charges.

A charge of -2.65 nC is placed at the origin of an xy-coordinate
system, and a charge of 1.75 nC is placed on the y axis at y = 4.00
cm .
A) If a third charge, of 5.00 nC , is now placed at the point x
= 3.30 cm , y = 4.00 cm find the x and y components of the total
force exerted on this charge by the other two charges.
B) Find the magnitude of...

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