Question

Answer #1

Four point charges are at the corners of a square of side
a as shown in the figure below. Determine the magnitude
and direction of the resultant electric force on q, with
ke, q, and a in symbolic
form. (Let B = 4.0q and C =
2.0q. Assume that the +x-axis is to the right and
the +y-axis is up along the page.)

Four point charges are at the corners of a square of side a as
shown in the figure below. Determine the magnitude and direction of
the resultant electric force on q, with ke, q, and a in symbolic
form. (Let B = 4.0q and C = 5.5q. Assume that the +x-axis is to the
right and the +y-axis is up along the page.)

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

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 on the corners of the square with
the side of 40cm. Three charges are 1 μC and one is -1 μ C. Find
the electric potential at the center of the square (Assume that the
potential at infinity is zero)

Four point charges are located at the corners of a square, 2.0 m
by 2.0 m. On each of two diagonally opposite corners are 2.0 μC
charges. On each of the other two corners are -2.0 μC charges. What
is the direction and magnitude of the force on each charge?

Four equal +6.00-μC point charges are placed at the
corners of a square 2.00 m on each side. (k = 1/4πε0 = 8.99 ×
109 N ∙ m2/C2). Show your
work.
a) What is the electric potential (relative to infinity) due
to these charges at the center of this square?
b) What is the magnitude of the electric field due to these
charges at the center of the square?
Please show work and a pic for reference THNKS

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?

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...

Two positive point
charges are held fixed on the x-axis. Point charge
A is located at the origin, and point charge
B is located at the position x = −5.00 cm =
−5.00✕10-2 m (on the negative x-axis). The
magnitude of charge A is two times greater than
that of charge B: qA =
2qB.
ke = 8.9876✕109
Nm2/C2
(A.) The electric
force on charge A has magnitude 0.344 mN =
0.344⨯10-3 N. What is the electric force (magnitude
and...

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