Question

A charge Q1=-5.00 μC is located at x = 0 and y = 7.00 cm. A second charge Q2 =-4.00 μC is located at x =14.0 cm and y = 0. A third charge Q3 = 2.00 μC is located at the origin. y a) What is the electric field at the origin due to other charges? b) What is the force on the charge Q3 due to other charges? Q1 c) What is the electric potential at the point (14.0 cm, 7.00 cm)? d) What is the electric potential energy due to Q2 and Q3?

Answer #1

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...

Two charges Q1 = -3 μC and Q2 = +3 μC are
located on the y-axis at y1 = -5 cm and y2 =
+5 cm respectively. A third charge Q3 is added on the
y-axis at y3 = -10 cm so that the electric field at the
origin is equal to zero. What is the charge Q3?

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.

Point charge A with charge qAqA = +5.00 μC is located at the
origin. Point charge B with charge qBqB = -7.00 μC is on the x axis
at x = 3.00 m. Point charge C with charge qCqC = -2.00 μC is on the
x axis at x = 6.00 m. And point charge D with charge qDqD = +6.00
μC is on the x axis at x = 8.00 m.
1) What is the net electric force on...

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 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.

Four charges are located as follows: Q1 = 5.00 nC at (-6, 0) m,
Q2 = 5.00 nC at (6,0) m, Q3 = -4.00 nC at (-3,4) m, and Q4 = -4.00
nC at (3,4) m. Calculate:
(a) Electric field at the origin (magnitude and direction);
(b) Electric potential at the origin;
(c) The total potential energy of the system. Is this an
energetically favorable arrangement?

A
point charge q1 = 5 μC is located on the x-axis at x = 1.5 m.
Another point charge q2 = 8 μC is also located on the x-axis at the
origin. Determine the electric potential on the y-axis at y = 0.5
m.

Two point charges q1 and q2 in a x-y coordinator. q1 has a
charge of -3nC and located at (-2m, 0), q2 has a charge of 5nC and
located at (1m, 0). Calculate following:
A) electrical potential at (-1m, 0)
B) electrcal field at (-1m, 0)
C) if a third charge q3 of -2nC is located at (-1m, 0)
position, what is the electrical force on q3.

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