Question

In the image are three point charges, ?1=15.4 ?C, Q1=15.4 μC, ?2=−34.6 ?C, Q2=−34.6 μC, and ?3=57.3 ?C, Q3=57.3 μC, arranged according to the figure. A fourth point charge is located at point A with a charge of ?A=15.5 ?C. QA=15.5 μC. The charges form a square with height ?y of 80.1 cm80.1 cm and width ?x of 80.1 cm.80.1 cm. Calculate the magnitude ?F of the net force on the charge at point A

Answer #1

Pictured on the right are three point charges Q1 = 21.4 μC, Q2 =
-33.6 μC, and Q3 = 87.3 μC arranged according to the figure on the
right. A fourth point charge is located at point A with a charge of
QA = 15.5 μC. Calculate the magnitude of the net force on the
charge at point A. with a 20.1 distance

Three point charges q1=1 μC ,
q2=2 μC and q3=-3
μC are located at three corners of a square of side a=2
cm . Charge
q3 is
located diagonally opposed to the empty corner of the
square.
Calculate the electric potential created by the three charges
at the empty corner of the square.
Calculate the work done by the electric field of the three
charges when a fourth charge q4=-4 μC
moves from the center of the square to the...

Three point charges, ?1=21.4 μC, ?2=−34.6 μC, and ?3=57.3 μC,
are arranged as shown in the figure. The lengths ?y and ?x both
equal 10.1 cm.. Calculate the electric potential ?V at point A.

Two point charges Q1 and Q2 are 2.30 m
apart, and their total charge is 15.4 μC. If the force of repulsion
between them is 0.0990 N, what are magnitudes of the two charges?
Enter the smaller charge in the first box.
Q1 =
Q2 =
If one charge attracts the other with a force of 0.0763N, what
are the magnitudes of the two charges if their total charge is also
15.4 μC? The charges are at a distance of...

Three point charges Q1, Q2, and Q3 with magnitudes -5.12 μC ,
4.14 μC , and -1.54 μC , respectively, are located along the x-axis
at x=x= 0 mm , 0.580 mm , and 0.900 mm , respectively. Find the net
force exerted on Q1 due to Q2 and Q3

How Can I solve this problem?
Three charges, q1= -10 μC, q2= 4 μC and q3= 10 μC are aligned
vertically, 6 cm apart. Point P is located 8 cm directly to the
right of q2.
a) Find the electric field contribution from q1 on point P.
b) Find the electric field contribution from q2 on point P.
c) Find the electric field contribution from q3 at point P.
d) Find the magnitude of the net electric field at point...

A negative charge Q1 = -50.0 μC is located at a point X1 = -3.00
m, a negative charge Q2 = -100.0 μC is located at a point X2 = 0.00
m and a positive charge Q3 = 70.0 μC is located at a point X3 =
8.00 m.a. Draw free body diagrams for the electric force acting on
Q1, Q2 and Q3. b. Find the magnitude of the force between Q1 and
Q2. c. Find the magnitude of the...

Three point charges are arranged on the line. Charge q1=+5nC and
is at x=-4cm, charge q2=-3nC and is at x=4cm, charge q3 is at
x=2cm. What is q3 (magnitude and sign) if the net force on q3 is
zero.

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?

Three point charges are located on the x-axis at the
following positions: Q1 = +4.00 μC is at x = 1.00
m, Q2 = +6.00 μC is at x = 0.00, and Q3 = -8.00
μC is at x = -1.00 m. What is the magnitude of the
electric force on Q2? (k = 1/4πε0 = 8.99 × 109 N
∙ m2/C2)

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