Question

Three equal positive point charges of magnitude Q = 9.00μ C are located at three corners of a square of edge length d = 8.1 cm. A negative charge -27.00μ C is placed on the fourth corner. At the position of the negative charge, what is the magnitude of the electric field due to the three positive charges?

What is the magnitude of the attractive force on the negative
charge?

Answer #1

Four point charges are located at the corners of a square. Each
charge has magnitude 3.50 nC and the square has sides of length
3.20 cm. Find the magnitude of the electric field (in N/C) at the
center of the square if all of the charges are positive and three
of the charges are positive and one is negative.
(a) all the charges are positive N/C
(b) three of the charges are positive and one is negative
N/C

Four point charges are located at the corners of a square. Each
charge has magnitude 1.70 nC and the square has sides of length
2.40 cm. Find the magnitude of the electric field (in N/C) at the
center of the square if all of the charges are positive and three
of the charges are positive and one is negative.
HINT
(a)
all the charges are positive
N/C
(b)
three of the charges are positive and one is negative

Three charges, each of magnitude 6 nC, are at separate corners
of a square of edge length 4 cm. The two charges at opposite
corners are positive, and the other charge is negative. Find the x
and y components of the force exerted by these charges on a fourth
charge q = +3 nC at the remaining (upper right) corner. (Assume the
+x axis is directed to the right and the +y axis is directed
upward.)
1.) ____ N î...

Eight point charges, each of magnitude q, are located on the
corners of a cube of edge s, as shown in Fig. 3 (i) Determine the
x, y, and z components of the resultant force exerted by the other
charges on the charge located at point A. (ii) What are the
magnitude and direction of this resultant force? (iii) Show that
the magnitude of the electric field at the center of any face of
the cube has a value of...

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...

Identical point charges of +1.2 µC are fixed to three
of the four corners of a square. What is the magnitude |q| of the
negative point charge that must be fixed to the fourth corner, so
that the charge at the diagonally opposite corner experiences a net
force of zero?
|q| = Number _______ Units _____

Two negative and two positive point charges (magnitude Q = 3.51
mC ) are placed on opposite corners of a square as shown in the
figure (a = 0.170 m )
a.) Determine the magnitude of the force on each charge.
F1,F2,F3,F4
b.)Determine the direction of the force on each charge.

1.Four charges are located on the corners on of a square. The
sides of the square have a length of 0.05 m. The upper left corner
has a charge of q, the upper right corner has a charge of – q, the
lower left corner has a charge of 2q, and the lower right corner
has a charge of -2q. If the magnitude of q is 10-7 C, find the
magnitude of the force exerted on the charge at the...

Three +3.0 μC point charges are at the three corners of a square
of side 0.50 m. The remaining corner is occupied by a negative -3.0
μC charge. Find the magnitude of the electric field at the center
of the square. (k = 1/4πε0 = 8.99 × 109 N ∙
m2/C2)

4.
Four equal charges of +5.0×10-7 C are placed on the
corners of one face of a cube of edge length 7.0 cm. A charge of
-5.0×10-7 C is placed at the center of the cube. What is
the magnitude of the force on the charge at the center of the
cube?

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