EASY
12th CBSE
IMPORTANT
Earn 100
Vehicles carrying inflammable materials usually have metallic ropes touching the ground during motion. Why?
Important Questions on Electrostatic Potential and Capacitance
EASY
12th CBSE
IMPORTANT
A bird perches on a bare high power line and nothing happens to the bird. A man standing on the ground touches the same line and gets a fatal shock. Why?
EASY
12th CBSE
IMPORTANT
Why electric potential in the field of a negative charge is lower at near points and higher at distant points?
EASY
12th CBSE
IMPORTANT
The electric field due to a point charge at a distance depends according to inverse square law . State how the following quantities depend upon : Potential due to a point charge.
EASY
12th CBSE
IMPORTANT
The electric field due to a point charge at a distance depends according to inverse square law . State how the following quantities depend upon : Potential at a distance from the centre of charged metallic sphere of radius .
EASY
12th CBSE
IMPORTANT
Justify that the electrostatic potential is constant throughout the volume of a changed conductor and has the same value on its surface as inside it.
EASY
12th CBSE
IMPORTANT
Is it possible to create an electric field in which all the lines of force are parallel lines and whose density increases gradually in a direction perpendicular to the lines of force, as shown in Figure below?
EASY
12th CBSE
IMPORTANT
Figure below shows lines of constant potential in a region in which electric field exists. The values of the potential are indicated. Out of the points and , which will be of greatest electric field strength? Give reason.
EASY
12th CBSE
IMPORTANT
The equipotential surfaces of certain field are shown in figure below. It is given that . Draw the corresponding lines of force for this pattern. Also state the region in which the electric field intensity is highest.
