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Electric Fields
Page 8
Questions (842)
38. A proton initially moves left to right long the ´‑axis at a speed of 2 ´ 103 m/s. It moves into an electric field, which
2 answers
asked by
Alinkashia
1,011 views
Electric fields are vector quantities whose magnitudes are measured in units of volts/meter (V/m). Find the resultant electric
2 answers
asked by
Anonymous
646 views
A foam ball of a mass of 0.150 g carries a charge of -2.00 nC. The ball is in a uniform electric field, and is suspended against
4 answers
asked by
Adam
1,993 views
three equal and similar charges each of 'q' units are placed at the corners of the square of side 'a' .find the electric field
4 answers
asked by
nikita
1,253 views
An electric charge q creates a field of 4500 N/C at a point d away from the charge. The potential at that point is +1800V.
1 answer
asked by
Hailey
369 views
The electric field between two parallel plates connected to a 40 V battery is 1550 V/m. How far apart are the plates?
3 answers
asked by
SHUBHANGI
576 views
Consider a charged ring of radius 27 cm and total charge 15 nC.
We are interested in the electric field a perpendicular distance
3 answers
asked by
Sandra
1,155 views
Consider a charged ring of radius 43.4 cm and total charge 18 nC.
We are interested in the electric field a perpendicular
1 answer
asked by
Andrew
444 views
Posted by jude on Saturday, February 6, 2010 at 2:20am.
Given a square of sidelength a = 5 cm. We place a charged particle at
7 answers
asked by
Sandra
1,107 views
The electric field is constant in magnitude and direction for the following arrangement of fixed charges:
-Close to a point
3 answers
asked by
Sandra
549 views
An electron is released from rest on the axis of a uniform positively charged ring, 0.100 m from the ring's center. If the
2 answers
asked by
Alex
955 views
The potential energy at point D at x = 8 m is -2000 V and at point B at x = 2 m is +400 V. What is the magnitude and direction
1 answer
asked by
Alex
382 views
When an electron moves from A to B along an electric field line in Fig. 24-29, the electric field does 3.66 x 10-19 J of work on
1 answer
asked by
sweety
1,005 views
Four charges on a rectangle that is 6 cm by 3 cm. All but one of the corners has a positive charge. The magnitudes of the
2 answers
asked by
Erica
627 views
Deduce the electric field strenght at a point midway between charges of 7.2*10^-6 C and -3.4*10^-6 C that are 2.0m apart from
6 answers
asked by
Anonymous
584 views
WHAT ARE EQUIPOTENTIAL LINES?
1 answer
asked by
AL
416 views
A styrofoam ball covered with a conducting paint has a mass of 5.0 x 10 ^-3 kg and has a charge of 4.0 microcoulombs. What
3 answers
asked by
Stephanie
1,087 views
Can any one help me for this problem?
The cube in Figure 23-27 has edge length 1.40 m and is oriented as shown in a region of
2 answers
asked by
Lauren
942 views
5uC charges are at the base vertices of an equilateral triangle 0.4m on a side. What is the electric field at the third vertice?
1 answer
asked by
MatT
627 views
What is an electric field
1 answer
asked anonymously
12 views
What are the magnitude and direction of the electric field at a point midway between a -7.0 µC and a +6.0 µC charge 2.5 cm
4 answers
asked by
Anonymous
3,655 views
A 8.95 μC point charge is glued down on a horizontal frictionless table on the right. If is tied to a -6.35 μC point charge by
4 answers
asked by
Anonymous
3,276 views
The figure below shows an electron passing between two charged metal plates that create an 115 N/C vertical electric field
4 answers
asked by
Joe
2,292 views
A point charge of +1 µC is located at x =
−2 cm and a second point charge of −8 µC is located at x = 6 cm. Where should a
3 answers
asked by
Alyssa
2,113 views
The figure(Figure 1) shows a solid metal sphere at the center of a hollow metal sphere. Assume that E=1.2×104N/C.
What is the
3 answers
asked by
Allison
2,143 views
two point charges, Q1=-25microcoulomb and Q2=+50 microcoulomb, are separated by a distance of 12 cm. the electric field at the
4 answers
asked by
fara
2,058 views
Two point charges are 10.0 cm apart and have charges of 2.0 µC and -2.0 µC, respectively. What is the magnitude of the
4 answers
asked by
Paulo
2,066 views
an electron moves a distance of 6.0 cm when accelerated from rest by an electric field of strength 2*10^4 n/c . Calculate the
3 answers
asked by
Anushka Goswami
2,030 views
Two particles having charges of +0.500nC and +8.00nC are separated by a distance of 1.20m. (a) at what point along the line
3 answers
asked by
Sarah
1,997 views
The strength of an electric field at 5.0 cm from a point charge is 100.0 N/C. What is the magnitude of the source charge? Show
4 answers
asked by
Pat
1,964 views
A helium nucleus (charge = 2e, mass = 6.63 10-27 kg) traveling at a speed of 6.20 105 m/s enters an electric field, traveling
4 answers
asked by
Cal
1,917 views
A proton is moving parallel to a uniform electric field. The electric field accelerates the proton and increases its linear
3 answers
asked by
Mary
1,929 views
Two 10-cm-diameter charged rings face each other, 20cm apart. The left ring is charged to -22nC and the right ring is charged to
3 answers
asked by
Jenny
1,705 views
Two positive charges of 5.43 µC each are
508 cm apart. Find the electric field midway between them. What is the magnitude of
4 answers
asked by
Anonymous
1,675 views
An electron is accelerated by a constant electric field of magnitude 325 N/C.
(a) Find the acceleration of the electron. (m/s^2)
3 answers
asked by
andrew
1,632 views
A rod 14.0 cm long is uniformly charged and has a total charge of -20.0 µC. Determine the magnitude and direction of the
4 answers
asked by
suhani
1,648 views
A negative charge -Q is placed inside the cavity of a hollow metal solid. The outside of the solid is grounded.
Q: Is there any
3 answers
asked by
Sean
1,634 views
Two charges, -37 µC and +3 µC, are fixed in place and separated by 2.8 m.
(a) At what spot along a line through the charges is
3 answers
asked by
Ann
1,627 views
A small sphere of charge q = +68 ƒÝC and mass m = 5.8 g is attached to a light
string and placed in a uniform electric field E
124 answers
asked by
Anonymous
1,608 views
8. Electric field lines arising from two small charged particles P and Q.
Consider the following two statements: i.The charge on
3 answers
asked by
John
1,585 views
Two fixed charges, -4μC and -5μC, are separated by a certain distance. If the charges are separated by 20cm, what is the
3 answers
asked by
Emma
1,578 views
Three negative charges -1uC,-2uC and -3uC are placed at the corners of equilateral triangle. If the length of each side is 1m,
3 answers
asked by
Mahi
1,555 views
A proton accelerates from rest in a uniform electric field of 620 N/C. At one later moment, its speed is 1.30 Mm/s
3 answers
asked by
Zoe
1,529 views
Two very large parallel sheets are 5.00 cm apart. Sheet A carries a uniform surface charge density of -9.00 microcoulombs per
3 answers
asked by
AE
1,553 views
A beam of electrons traveling with a speed of 3.00 x 107 m/s enters a uniform, downward electric field of magnitude 1.17 x 104
2 answers
asked by
Ashley
1,533 views
two charged particles of masses 4m & m and having charges +q & +3q are placed in uniform electric field they are allowed to move
3 answers
asked by
Arshita
1,472 views
A small m = 2.00 g plastic ball is suspended by a L = 24.0 cm long string in a uniform electric field, as shown in Figure
3 answers
asked by
Rachel
1,523 views
The physics of an electron moving from one plate to another.
An electron acquires 4.2 x 10-16 J of kinetic energy when it is
2 answers
asked by
aly
1,473 views
1. Measurements show that there is an electric field surrounding the Earth. Its magnitude is about 100 N/C at the Earth's
3 answers
asked by
Nicole
1,461 views
You are given two unknown point charges, Q1 and Q2. At a point on the line joining them, one-third of the way from Q 1 to Q2,
3 answers
asked by
Nat
1,462 views
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Parent Categories (16)
Atomic Physics
Capacitors
Classical mechanics
Electric charges
Electric Charges and Fields
Electrical charges
Electrical forces
Electricity
Electricity and Magnetism
Electricity and Magnetism, Sub-sub-category: Electric Fields
Electrodynamics
Electromagnetism
Electrostatics
Mechanics
Physics
Static Electricity