Chapter#1

The charge on electron is

Like charges

The value of Coulomb's constant depends upon

The relative permitivity of vacuum is

Who introduced the concept of electric field

The formula for electric field intensity

E has how many directions

The flux is denoted by

The unit of electric flux is

The flux of closed surface is how many times of enclosed charges

Volt is a unit of

Volt is equal to

1eV is equal to

The gravitational force is ________ as compared to electrostatic force is

Capacitor is a device to ____ charge..

The electric intensity b/w two oppositely charge parallel plate

Attractive forces between unlike charges

The value of permitivity of free space

Electric field intensity is measured in

Electric field lines are directed radially out ward from positive point charge.

Xerography is an application of electrostatics.

Guassian surface is not a closed surface.

Attractive forces between unlike charges.

1 pico-farad = 10¹² farad

The lines of forces directed from negative to positive.

Potential difference is work done in carrying unit positive charge from A to B while keeping the charge in equilibrium.

1 volt/meter = 1 newton/coulomb

Gravitational force F=G m₁m₂/r²

C=Q/V

Energy stored in capacitor E= 1/2 CV