Question

Two charged particles are located on the *x*-axis. The
particle with charge

*q*_{1} = 5.30 µC

is located at

*x*_{1} = 1.25 cm

and the particle with charge

*q*_{2} = −2.46 µC

is located at

*x*_{2} = −1.80 cm.

(a)

Determine the total electric potential (in V) at the origin.

V

(b)

Determine the total electric potential (in V) at the point with coordinates (0, 1.50 cm).

V

Answer #1

Two charged point-like objects are located on the
x-axis. The point-like object with charge
q1 = 3.60 µC
is located at
x1 = 1.25 cm
and the point-like object with charge
q2 = −2.28 µC
is located at
x2 = −1.80 cm.
(a)
Determine the total electric potential (in V) at the origin.
V
(b)
Determine the total electric potential (in V) at the point with
coordinates (0, 1.50 cm).
V

Two point charges are on the y axis. A 3.10-µC charge
is located at y = 1.25 cm, and a -2-µC charge is located
at y = −1.80 cm.
(a) Find the total electric potential at the origin.
________ V
(b) Find the total electric potential at the point whose
coordinates are (1.50 cm, 0).
________ V

Two point charges,
q1=q1= 4.0×10-6 C and
q2=q2= -1.0×10-6 C,
are located on the x axis at x1 = -1.0 cm and
x2 = 3.0 cm.
(a) Determine the electric field at the origin.
b) Determine the x coordinate of a point on the positive x axis
where the electric field is zero; i.e., a test charge placed at
this point would experience no force.
(a) Determine the electric field at the origin.

Two particles are fixed to an x axis: particle 1 of
charge q1 = 3.01 × 10-8 C at
x = 23.0 cm and particle 2 of charge
q2 = -4.00q1 at x
= 78.0 cm. At what coordinate on the x axis is the
electric field produced by the particles equal to zero?

Two particles are fixed to an x axis: particle 1 of
charge q1 = 2.12 × 10-8 C at
x = 25.0 cm and particle 2 of charge
q2 = -4.00q1 at x
= 75.0 cm. At what coordinate on the x axis is the
electric field produced by the particles equal to zero?

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.

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 = 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.

The charges and coordinates of two charged particles held fixed
in an xy plane are q1 = 2.74 μC,
x1 = 5.02 cm, y1 = 0.712 cm
and q2 = -3.79 μC, x2 =
-2.30 cm, y2 = 1.88 cm. Find the
(a) magnitude and (b) direction
(with respect to +x-axis in the range (-180°;180°]) of the
electrostatic force on particle 2 due to particle 1. At what
(c) x and (d) y
coordinates should a third particle of charge...

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