Question 1 :
In an electrical circuit, which of the following quantities is&nbsp;analogous to temperature?<br>

Question 2 :
Two charges $+q$ and $-q$ are kept apart. Then at any point on the right bisector of line joining the two charges

Question 3 :
If $4 \times 10^{20}eV$ is required to move a charge of $0.25\ C$ between two points, the potential difference between these two points is:

Question 4 :
When moving electron comes closer to other stationary electron, then its kinetic energy and potential energy respectively _____ and _____.

Question 5 :
If&#160;a unit charge is taken from one point to another&#160;over&#160;an equipotential surface, then :

Question 6 :
<span class="wysiwyg-font-size-small"><span class="wysiwyg-font-size-small"></span></span><p class="wysiwyg-text-align-left">The two surfaces A and B are at the same potential and separated by a distance $r$. The work done in carrying a charged particle ($q$) from A to B will be:</p>

Question 8 :
Eight identical spherical mercury drops charged to a potential of 20 v each are coalesced into a single spherical drop:

Question 11 :
The potential energy of a proton is $3.2\times 10^{-18}J$ at a particular point. The electric potential at this point is:<div>(Given charge on a proton is $1.6 \times 10^{-19}\ C$)</div>

Question 12 :
To bring a unit positive charge from infinity to a point in an electric field, some work has to done, which is called:<br/>

Question 14 :
Work&#160;done in moving an electric charge <i>q </i>in an&#160;electric&#160;field does not depend upon :

Question 15 :
The kinetic energy of an electron, which is accelerated in the potential difference of $100\ V$, is

Question 16 :
The intensity of electric field E due to charge Q at distance r.<br>

Question 17 :
The work done is carrying a charge q once round a circle of radius r with a charge q at the center is?

Question 18 :
A bullet of mass 2 g is having a charge of 2 $\mu$ C. Through what potential&#160;difference&#160;must it be&#160;accelerated, starting from rest, to acquire a speed of 10 m/s ?&#160;&#160;

Question 19 :
Two charges are separated by a distance d. If the distance between them is doubled, how does the electric potential between them change?

Question 21 :
<span class="wysiwyg-font-size-small"><span class="wysiwyg-font-size-small"></span></span><p class="wysiwyg-text-align-left">There is 10 units of charge at the centre of a circle of radius 10m. The work done in moving 1 unit of charge around the circle once is:</p>

Question 25 :
What is the electric potential at a distance of 9 cm from 3 nC?

Question 26 :
The electric volt is a measure of electrical potential. Identify which of the following can be defined as a volt.

Question 27 :
The work done in moving a single positive charge from infinity to a point is called ..... at that point

Question 28 :
<p class="wysiwyg-text-align-left"><span class="wysiwyg-font-size-small"><span class="wysiwyg-font-size-small">Two charges</span></span><span class="wysiwyg-font-size-xx-small"><span class="wysiwyg-font-size-xx-small">&#160;</span></span><span class="wysiwyg-font-size-small"><span class="wysiwyg-font-size-small">$q_{1}=12\times 10^{-9}C$ and $q_{2}=-12\times 10^{-9}C$&#160;</span></span><span>are placed $10cm$</span><span>&#160;apart. The potential at a point $6cm$</span><span class="wysiwyg-font-size-small"><span class="wysiwyg-font-size-small">&#160;from $q_{1}$</span></span><i> </i><span class="wysiwyg-font-size-small"><span class="wysiwyg-font-size-small">on the line joining the two charges&#160;</span></span><span>is :</span></p>

Question 29 :
<span class="wysiwyg-font-size-small"><span class="wysiwyg-font-size-small"></span></span><p class="wysiwyg-text-align-left">A point positive charge of Q' unit is moved round another positive charge of Q unit on a circular path. If the radius of the circle is r, the work done on the charge Q' in making one complete revolution is:</p>

Question 31 :
<span>&nbsp;An infinite number of charges 'q' each are placed along the x - axis at x =1, x=4 ,x=8 and so on. If the distance are in meters calculate the electric potential at x=0</span>

Question 32 :
<p>Electrons are caused to fall through a potential difference of <b>1500 volt</b>. If they were initially at rest, their final speed is</p>

Question 33 :
The potential at a point due to a charge of 5 x ${ 10 }^{ -7 }$ C&#160;<span>located 10 cm away is:</span>

Question 34 :
A hollow metal sphere of radius $10$cm is charged such that the potential on its surface becomes $80$V. The potential at the centre of the sphere is?

Question 35 :
The potential at a point in an electric field is $ 200 \mathrm{V} $, then the work done in bringing an electron to that point is

Question 36 :
The electric potential at a point $P(x,y,z)$ is given by $V = -x^2y -xz^3+4$. The electric field $\vec E$ at that point is

Question 37 :
Two identical spheres, one positively charged and the other negatively charged are held d cm apart. If the magnitude of the charges on the two spheres is equal, find the electric potential at a point midway on the line joining the centres of the two spheres.

Question 38 :
Two point charges $2C$ and $-1C$ are placed at $x=0$ and $x=6$ respectively. The potential will be zero at points :