Physics Fill In The Blanks.

Van de Graaff generator producers large electrostatic potential difference of the order of …………………

The principle made use of lightning arrestor is …………………

The charge density in maximum at …………………

A capacitor is a device to store …………………

The process of isolating a certain region of space from the external field is called …………………

The number of electric lines of force crossing through the given area is …………………

Change of potential with distance is known as …………………

When thee dipole is aligned parallel to the field, its electric potential energy is …………………

An electric dipole placed in a non-uniform electric field at an angle θ experiences …………………

Torque experienced by electric dipole is …………………

Electric dipole moment …………………

The lines of force are close together when electric field E is …………………

The lines of force are far apart, when electric field E is …………………

The unit of electric field intensity is …………………

Electric field at a point is measured in terms of …………………

The space around the test charge, in which it experiences a force is known as field …………………

Charges can neither be created nor be destroyed is the statement of the law of conservation of …………………

The value of s, for air or vacuum is …………………

The unit of permittivity in free space (s0) is …………………

The force between two charged bodies was studied by …………………

Total charge in an isolated system …………………

The unit of electric charge is …………………

Bodies which do not allow the charge to pass through them are called …………………

Bodies which allow the charge to pass through them are called …………………

Applications such as electrostatic point spraying and powder coating, are based on the property of ………………… between charged bodies.

………………… termed the classification of positive and negative charges.

When ebonite rod is rubbed with fur, ebonite rod and fur acquires …………………

A glass rod rubbed with a silk cloth. Glass rod and silk cloth acquire…………………

Electron means …………………

The substances which acquire charges on rubbing are said to be …………………

The charges in an electrostatic field are analogous to ………………… in a gravitational field.

The branch of physics which deals with static electric charges or charges at rest is …………………

The unit of permittivity is…………………

A dipole is placed in a uniform electric field with its axis parallel to the field. It experiences …………………