Solve
Study
Textbooks
Guides
Join / Login
>>
Class 12
>>
Physics
>>
Electrostatic Potential and Capacitance
>>
Potential Due to System of Charges
>>
Electric potential due to system of char...
Electric potential due to system of charges
11 Mins
Physics
Language
Rate
NEXT VIDEOS
Equipotential Surface of Various Charge System - I
10 mins
Equipotential Surface of Various Charge System - II
12 mins
Introduction to Electric Potential Energy
14 mins
Potential energy in external Electric Field
7 mins
Potential energy in external Electric Field
7 mins
REVISE WITH CONCEPTS
Potential Due to System of Charges
Example
Definitions
Formulaes
QUICK SUMMARY WITH STORIES
Electric Potential due to a System of Charges
2 mins read
Important Questions
Two charges
5
×
1
0
−
8
C
and
−
3
×
1
0
−
8
C
are located 16 cm apart. At what point(s) on the line joining the two charges is the electric potential zero? Take the potential at infinity to be zero.
Medium
View solution
>
Three charges
2
q
,
−
q
,
−
q
are located at the vertices of an equilateral triangle. At the centre of the triangle :
Medium
View solution
>
A regular hexagon of side 10 cm has a charge
5
μ
C
at each of its vertices. Calculate the potential at the centre of the hexagon.
Medium
View solution
>
Four electric charges
+
q
,
+
q
,
−
q
and
−
q
are placed at the corners of a square of side
2
L
(see figure). The electric potential at point A, midway between the two charges
+
q
and
+
q
, is
Medium
View solution
>
Two charges -q and +q are located at points (0, 0, -a) and (0, 0, a), respectively.
(a) What is the electrostatic potential at the points (0, 0, z) and (x, y, 0) ?
(b)
Obtain the dependence of potential on the distance r of a point from the origin when r/a >> 1
(c)
How much work is done in moving a small test charge from the point (5,0,0) to (-7,0,0) along the x-axis? Does the answer change if the path of the test charge between the same points is not along the x-axis?
Hard
View solution
>
Four point charges -Q,-q,2q and 2Q are placed, one at each corner of the square. The relation between Q and q fo which the potential at the centre of the square is zero, is
Easy
View solution
>
A cube of side b has a charge q at each of its vertices. Determine the potential and electric field due to this charge array at the centre of the cube.
Medium
View solution
>
2
7
identical drops of mercury are charged simultaneously with the same potential of
1
0
V
. Assuming the drop to the spherical, if all the charged drops are made to combine to form one large drop, then its potential will be _____
V
.
Easy
View solution
>
Point charge
+
4
q
,
−
q
and
+
4
q
are kept on the x-axis at points
x
=
0
,
x
=
a
and
x
=
4
a
respectively. Then:
Hard
View solution
>
Calculate the electric potential at the center of the square :
Medium
View solution
>