2nd Year Physics MCQs Test ELECTROSTATICS Chapter No.1 Test No.1 Online QUIZ pdf download

Electric potential is the characheristic of

Electric flux is a:

Whcn an insulator (i.e., dielectric) is placed between the charges, the force between the charges, as compared to vacuum

A particle carrying a charge of 2e falls through a potential difference of 3.0 V . The energy acquired by it will be:

Which one of the following quantities is vector?

The electric field can not deflect

The inkjet print head ejects a steady flow of

The electric intensity at infinite distance from the point charge is

Sharks can detect the potential difference of the order of

In millikan's method, in order to calculate mass of droplet, electric field is

Gauss's law can only be applied to:

The magnitude of the electric field between two separated plates can be calculated by the relation

The value of coulomb's constant k depends upon

Identify the practical application of electrostatics

One electron volt (eV) is equal to

A capacitor is a perfect insulator for

During photocopy, the dark areas of documents retain their:

The product of charge and potential difference is:

If 2C charge is given to two oppositely charged bodies having charge 2C each, then force between them becomes

N/C is not the unit of

The electrostatic force of repulsion between two Charge of magnitude 1C each lying at a distance of 1 m is

The charge on the droplet in millikan experiment is calculated by using the formula

Joule / coulomb is the unit

SI unit of electric field intensity is

The study of electric charges at rest under the action of electric force is known as

The drum in a photocopies is coated with a layer of

The capacitance of a capacitor depends upon the

Number of electric lines that can be drawn from a point charge is

The work done in moving a unit positive charge from one point to another against the electric field is a measure of:

The capacitance of a capacitor is given by

An inkjet printer in its operation uses:

If a charge of 10 ?C experience a force of 10^{-2 N at a point, then electric intensity at that point is:}

Electric flux is maximum when area is held ____ to field

One joule is equal to

The electric potential is constant through out a region of space, the electric field in this region will be

Coulomb / Volt is the unit of

Dot product of electric intensity and plane vectore area elements is called

The concept of electric field theory was introduced by

The value of electrostatic constant k (i.e., 1/4??₀) is

Electric flux is zero, when area is held____ to electric field

When a dialectic is placed between the two plates of a charged capacitor which one of the following quantity decrease does not change

If the distance between two point charges is reduced to half, the force becomes

The lines of force never be

The electric flux ? through a closed surface having a charge 'q' at its centre is

Heart of photo copier is

According to Gauss's law, the flux(?_e) through a closed surface is proportional to [Q is the charge enclosed]

The electrostatic force of repulsion between two electrons lying at a distance of 1 m is

The value of ?_r for Various dielectrics is always

The number of electrons in one coulomb charge is equal to . [Hint : q= ne]

If we move away from a charge, the magnitude of electric intensity will

If the electric force between two charges is one newton, then the charges are

Work done per unit charge is called

SI unit of electric flux is:

The direction of field lines around a negative point charge is

Capacitor is a device used for storing

Electrostatic force is

Electric field will be uniform if field lines are

The earth's potential is considered as:

When a dialectic is placed between the two plates of a charged capacitor which one of the following quantity changes:

The direction of field lines around a positive point charge is

The electric field as a potential gradient can be expreassed as:

coulomb's force is

The electric intensity at the mid point of the line joining the two like charges of same magnitude is

The magnitude of electric intensity due to point charge q at a distance r in free space is

The unit of capacitance is

Michael Faraday introduced the concept of:

Electric potential is a :

Electron volt is the unit of

A charge at rest creates around it

The electric flux through any surface depends upon

The electric flux through a plane area will be half of its maximum value when area is held at angle of _____ with electric field

Test charge is always a unit

"Xerography" means

The SI unit of potential difference is

Unit of relative permittivity is

It can be shielded

Electric field intensity at a point is defined by the relation

Coulomb's law holds only for

The force per unit charge at a point in an electric field known as

The number of electric field lines passing through a certains elements of area is called

Electric flux through a closed surface depends upon

Coulomb's law is in accordance with Newton's

In Millikan's oil drop method, the oil droplet is suspended between plates if

Flux passing through an area A? will be positive, when angle between E? and A? will be

The electrostatic force as compared to the gravitational force is

The effective capacitance is reduced when capacitor are connected in

The ability of a capacitor to store charge is called as

1 volt/meter is equal to:

The strenght of the field at any point is known as

The electric lines of force for a positive sheat of charge

If a charge body is moved against the electric field it will gain

In SI units, the value of permittivity of free space (?₀) is

Millikan devised a technique for the measurement of the charge on an

Intensity of electric field inside a hollow metallic charged sphere will be:

A special dry, black power which is spread over the drum of photocopier is called

For a capacitor, the charge per unit volt is called