A +7.50 μC point charge is sitting at the origin.
What is the radial distance between the 500 V equipotential surface and the 1000 V surface?
What is the distance between the 1000 V surface and the 1500 V surface?
A point charge 4.80 μC is held fixed at the origin. A
second point charge 1.40 μC with mass of
2.80×10−4 kg is placed on the x axis, 0.260 m
from the origin.
Part A: What is the electric potential energy U of the
pair of charges? (Take U to be zero when the charges have
infinite separation.) (Answer in Joules)
Part B: The second point charge is released from rest. What is its
speed when its distance from the...
A point charge 4.20 μC is held fixed at the origin. A second
point charge 1.40 μC with mass of 2.80×10−4 kg is placed on the x
axis, 0.260 m from the origin.
Part A: What is the electric potential energy U of the pair of
charges? (Take U to be zero when the charges have infinite
separation.)
Part B: The second point charge is released from rest. What is
its speed when its distance from the origin is 0.600...
A 65 μC point charge is at the origin.
Find the electric field at the point x1 = 65 cm
,y1 = 0.
Find the electric field at the point x2 = 45 cm ,
y2 = 45 cm .
Find the electric field at the point x3 =
-20 cm , y3 = 75 cm .
Find Ex,Ey in each electric
field point in N/C unit.
A 3.4 μC charge is placed at the origin of coordinates, and a
-2.6 μC charge is placed to the x axis at 5.0 cm . 1)Find the
location of the place(s) along the x axis where the electric field
due to these two charges is zero. Express your answer(s) using two
significant figures. If there is more than one answer, enter each
answer separated by a comma. 2)Find the location of the place(s)
along the x axis where the...
A point charge q1 = -2.8 μC is located at the origin
of a co-ordinate system. Another point charge q2 = 6.7
μC is located along the x-axis at a distance x2 = 8 cm
from q1.
1)What is F12,x, the value of the x-component of the
force that q1 exerts on q2?
2)Charge q2 is now displaced a distance y2
= 2.8 cm in the positive y-direction. What is the new value for the
x-component of the force that...
A point charge q2 = -1.9 μC is fixed at the origin of a
co-ordinate system as shown. Another point charge q1 = 4.5 μC is is
initially located at point P, a distance d1 = 6.6 cm from the
origin along the x-axis
1) What is ΔPE, the change in potenial energy of charge
q1 when it is moved from point P to point R, located a
distance d2 = 2.6 cm from the origin along the x-axis as...
A point charge q2 = -3.9 μC is fixed at the origin of
a co-ordinate system as shown. Another point charge q1 =
4.5 μC is is initially located at point P, a distance d1
= 8.2 cm from the origin along the x-axis
Point R located at d2 = 3.3 cm
The charge q2 is now replaced by two charges
q3 and q4 which each have a magnitude of
-1.95 μC, half of that of q2. The charges are...
A charge of 21.0 μC is held fixed at the origin.
A) If a -5.50 μC charge with a mass of 3.60 g is released from rest at the position (0.925 m, 1.17 m), what is its speed when it is halfway to the origin?
B) Suppose the -5.50 μC charge is released from rest at the point x = 12(0.925m) and y = 12(1.17m). When it is halfway to the origin, is its speed greater than, less than, or equal to the...
A +7.00 μC point charge is moving at a constant 7.50 ×106m/s in the +y-direction, relative to a reference frame. At the instant when the point charge is at the origin of this reference frame, what is the magnetic-field vector B? it produces at the following points.
x=0.500m,y=0, z=0
x=0, y=?0.500m, z=0
x=0, y=0, z=+0.500m
x=0, y=?0.500m, z=+0.500m