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Electric Fields
Page 5
Questions (842)
Why do electric field lines begin on positive charges and end on negative charges?
4 answers
asked by
Ashley
729 views
A proton moves in a constant electric field from point A to point B. The magnitude of the electric field is 6.4 × 10^4 N/C; and
4 answers
asked by
Daniel
2,084 views
Two point charges, 4.0 µC and -2.0 µC, are placed 4.4 cm apart on the x axis, such that the -2.0 µC charge is at x = 0 and
2 answers
asked by
Conor
1,014 views
A proton and an electron in a hydrogen atom are separated by a distance of 5.3 x 10-11 m. The magnitude and direction of
3 answers
asked by
ashley --- HELP PLEASEE!!!
1,035 views
what is the value of electric field intesity at a point between two co centric sphere
3 answers
asked by
Anonymous
312 views
Find the electric field (in N/C) at a point r =1.4 m above a point charge Q= -78 C. Take upwards to be positive.
2 answers
asked by
Nadya
552 views
Points A and B are 13.0 apart. A charge of +8.0mu is placed at A and another charge at +5.0mu is placed at B. Point P i located
3 answers
asked by
Farah
655 views
A charged line extends from y = 2.50 cm to y = -2.50 cm. The total charge distributed uniformly along the line is -9.00 nC. Find
3 answers
asked by
stacy
2,132 views
Find the voltage increase when 12 J of work is done to push a 0.0013 C charge into an electric field.
3 answers
asked by
sean
460 views
An electric field exerts a force of 3.00 E-4 N on a positive test charge of 7.20 E-4 C. The magnitude of the field at the
3 answers
asked by
Jack
1,192 views
Four charged particles are at the corners of a square of side a, as shown in the figure below. (A = 4, B = 5, C = 5.)
(a)
2 answers
asked by
Zoe
1,350 views
A. A uniform, upward-pointing electric field E of magnitude 3.00�~103 N/C has been set up between two horizontal plates by
3 answers
asked by
Andy
579 views
The Earth has an electric field with magnitude roughly 100 N/C at its surface.
A) Assuming there is a point charge at the earth's
4 answers
asked by
jenish
989 views
2) A proton is moving parallel to a uniform electric field. The electric field accelerates the proton and increases its linear
3 answers
asked by
Kevin
1,837 views
a) An electron starts at rest and accelerates through an electric field
established by a set of parallel plates with a potential
5 answers
asked by
JJ
1,859 views
If C is the capacitance in Farads, ϵ permittivity of the dielectric, A is the area of plate overlap in square meters and d is
2 answers
asked by
-
34 views
Fig. 3 shows an electric dipole in a uniform electric field with magnitude 10 × 105
N/C directed parallel to the plane of the
2 answers
asked anonymously
51 views
A pair of parallel metal plates has a potential difference of 5000 V across them.
The electric field strength between them is 400
1 answer
asked by
AHMED AL-SHAWAFI
81 views
Assess the two the values of positive of E
Mtee
1 answer
asked by
comba
42 views
Calculate the magnitude and direction of the electric field at a point 20cm from a point charge of magnitude Q= -2×10^-6.
1 answer
asked by
John Paul
56 views
A strong electric field is
A. Directed toward a charge B. Directed away from a charge C. Caused by a large quantity of charge**
2 answers
asked by
Hipniblet
746 views
A particle with charge -5.0 μC is placed at -2.0 m, and a particle with charge 5.0 μC is placed at +2.0m. What is the electric
1 answer
asked by
Bari
397 views
Consider four masses arranged (clockwise from A at the top) in a cross (looks like a giant plus symbol). Each is 1cm from the
5 answers
asked by
Brett
529 views
A sphere with a mass m and a net charge Q is tied to a string and placed in a uniform electric field E. Once the sphere has come
2 answers
asked by
anonymous
543 views
what is the magnitude of the electric field at point 2 m from a point charge q=4nC?
3 answers
asked by
skooo
1,754 views
The earth has an electric field of about 150 N/c pointed downward. A 1.00 (micrometer) radius of water droplet is suspended in a
2 answers
asked by
Happiness delight
981 views
The figure below shows two points in an E-field:
Point 1 is at (X1,Y1) = (3,4) in m, and Point 2 is at (X2,Y2) = (12,9) in m. The
2 answers
asked by
Joshua
1,049 views
Please can someone show me how to go about this problem? The X-Y plane is illuminated by an electric field of strenght given as
3 answers
asked by
jay
353 views
An electron is placed in a vertical electric field directed upward and of intensity E=5v/m.
Compare the weight of the electron to
2 answers
asked by
angy
569 views
Two equal positive charges q are placed at the opposite vertices of a square of side a. Determine and show on a diagram the
3 answers
asked by
angy
537 views
Two point charges q and q' are placed respectively at two points A and B. Let O be the midpoint of [AB]. Charge q placed at A
2 answers
asked by
vicky
648 views
Two point charges q and q' are placed respectively at two points A and B. Let O be the midpoint of [AB]. Charge q placed at A
2 answers
asked by
vicky
524 views
Two point charges q and q' are placed respectively at two points A and B. Let O be the midpoint of [AB].
Charge q placed at A
2 answers
asked by
vicky
528 views
Multiple choice (show your work if any):
1) Two point charges q1=-10^-5 C and q2=-9×10^-5 C are placed respectively at two
2 answers
asked by
vicky
471 views
Multiple choice (show your work if any):
1) Two point charges q1=-10^-5 C and q2=-9×10^-5 C are placed respectively at two
3 answers
asked by
vicky
622 views
Multiple choice (show your work if any):
1) Two point charges q1=-10^-5 C and q2=-9×10^-5 C are placed respectively at two
2 answers
asked by
vicky
481 views
An electron with an initial speed of 5.0 ✕ 105 m/s enters a region in which there is an electric field directed along its
2 answers
asked by
Beat
1,258 views
The acceleration of an electron in an electric field with a strength of 7.0 N/C is?
1 answer
asked by
Joyce
361 views
A 9.0 V potential difference exists between two metal plates which are 1.8 x 10^-3 m. apart. The acceleration of an electron
1 answer
asked by
Joyce
393 views
A uniform electric field of magnitude 260 V/m is directed in the positive x direction. A +14.0 µC charge moves from the origin
2 answers
asked by
john
650 views
The electric field E at a distance r from a point field is E =K/r^2
where k is a constant. Find an expression for the
1 answer
asked by
Barry
454 views
An elctron starts at the position shown in Figure with an initial speed v=5000000m/s at 45^°to the X-axis the electric field is
1 answer
asked by
abdulhayi musa
408 views
An elctron starts at the position shown in Figure with an initial speed v=5000000m/s at 45^°to the X-axis the electric field is
1 answer
asked by
abdulhayi musa
337 views
two equal positive charges q are on the y
axis,one at y=+a and the other at y=-a. a)show that the electric field on the x axis
2 answers
asked by
mintesnot
909 views
A flat 1.0m^2 surface is vertical at x=2.0m and parallel to the yz-plane. What is the flux through the surface if it is located
2 answers
asked by
Emily
504 views
I was able to come up with the answers through trial and error, and the answer for the charge +q makes sense, but I don't
1 answer
asked by
Dan
482 views
Three equal negative point charges are placed at three of the corners of a square of side d. What is the magnitude of the net
1 answer
asked by
zainab
1,050 views
A sphere with a charge of 1.5 x 10-6 C experiences a force of 3.5 x 102 N when it is located at a certain point in an electric
1 answer
asked by
Anonymous
760 views
Four equal charged +Q are placed at the corners of a square of side a. Find the electric field strength at the midpoint of one
1 answer
asked by
Anonymous
493 views
A charge with a value of 3.0 x 10^-5 C is located 3.0 cm from a charge with a value of 6.0 x 10^-5 C. Determine the distance
1 answer
asked by
Liz
445 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