Two point charges lie on the x axis. A charge of + 2.50
pC is at the origin, and a charge of − 4.70 pC is at
x=−12.0cm. What third charge should be placed at
x=+24cm so that the total electric field at
x=+12.0cm is zero?
Two point charges lie on the x axis. A charge of + 2.60 pC is at
the origin, and a charge of − 4.60 pC is at x=−10.0cm. What third
charge should be placed at x=+26cm so that the total electric field
at x=+13.0cm is zero?
Two point charges lie on the x axis. A charge of -2.3 x 10-6 C
is at x=-5 cm, and a charge of +9.2 x 10-6 C is at x=12 cm. At what
position x would a third positive charge be in equilibrium?
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. What are the magnitude and direction of
the electrostatic force which acts on the charge at the origin?
A 5.1 μC point charge is on the x-axis at 3.4 m, and a 4.2 μC
point charge is on the x-axis at 4.4 m. Find the magnitude of the
net electric field at the point on the y-axis where y = 2.2 m . The
value of the Coulomb constant is 8.98755×10 N·m /C . Answer in
units of N/C. Determine the direction of this electric field (as an
angle between −180◦ and 180◦ mea- sured from the positive...
Three point charges are aligned along the x axis.Three
point charges lie along the x-axis in the x y coordinate plane. A
charge of −4.00 nC is 0.500 m to the left of the origin. A charge
of 5.00 nC is at the origin. A charge of 3.00 nC is 0.800 m to the
right of the origin.
Find the electric field (in N/C) at the following positions.
(a) (4.00, 0)
(b) (0, 4.00)
Two point charges q and 2q lie on the x-axis. Which region(s) on the x-axis include a point where the electric field due to the two point charges is zero?(a) To the right of 2q(b) Between 2q and point P(c) Between point P and q(d) To the left of q(e) Both (a) and (c)(f) Both (b) and (d)
Two charges are placed on the x axis, +5 μC at the origin and
−10 μC at x = 5 cm. (a) Find the electric field on the x axis at x
= 3 cm. N C x̂ (b) At what point on the x axis is the electric
field zero? cm
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...
Three point charges lie in a straight line along the
y-axis. A charge of q1 = -9.70 µC is
at y = 6.80 m, and a charge of q2 =
-8.30 µC is at y = -4.20 m. The net electric force on the
third point charge is zero. Where is this charge located?
y = m
An alpha particle (charge = +2.0e) is sent at high
speed toward a gold nucleus (charge = +79e). What is the
electric force acting...