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In case of two identical charges placed certain distance apart, the electric field lines are:

NETNUST Entry TestPhysicsElectrostatics

Field lines are closer to each other in the region where the field is:

NETNUST Entry TestPhysicsElectrostatics

Electric field lines emerge from the charges in:

NETNUST Entry TestPhysicsElectrostatics

The value of relative permittivity of different dielectrics are:

NETNUST Entry TestPhysicsElectrostatics

By placing a dielectric in between the charges, the electrostatic force between them:

NETNUST Entry TestPhysicsElectrostatics

A charge $q_{o}$ placed at certain point P within an electric field due to charge q experiences an electric field intensity equal to:

NETNUST Entry TestPhysicsElectrostatics

If a field force of 1 N acts on a test charge of $1\mu C$ then the strength of electric field at that point is:

NETNUST Entry TestPhysicsElectrostatics

Electric lines of force:

NETNUST Entry TestPhysicsElectrostatics

The electric field lines start from:

NETNUST Entry TestPhysicsElectrostatics

The SI unit of charge is:

NETNUST Entry TestPhysicsElectrostatics

The intensity at a point due to a charge is inversely proportional to:

NETNUST Entry TestPhysicsElectrostatics

Electric intensity at a place due to a charged conductor is a:

NETNUST Entry TestPhysicsElectrostatics

Electric field strength is defined as:

NETNUST Entry TestPhysicsElectrostatics

There are two charges of $1\mu C$ and $5\mu C$ placed at certain distance. The ratio of the forces acting on each other will be:

NETNUST Entry TestPhysicsElectrostatics

Micheal Faraday is known by his work on:

NETNUST Entry TestPhysicsElectrostatics

The concept of electric field theory was introduced by:

NETNUST Entry TestPhysicsElectrostatics

Origin of the electric and the gravitational forces:

NETNUST Entry TestPhysicsElectrostatics

Two charges are located respectively at positions $r_{1}=0.3 j$ and $r_{2}=4 i$ w.r.t certain reference point. The distance between the charges is:

NETNUST Entry TestPhysicsElectrostatics

The SI unit of constant k in Coulomb's law is:

NETNUST Entry TestPhysicsElectrostatics

If the distance between two charges is doubled, the force between them will become:

NETNUST Entry TestPhysicsElectrostatics

A transistor cannot be used as

NETNUST Entry TestPhysicsElectronics

A.C is converted to D.C by

NETNUST Entry TestPhysicsElectronics

When transistor is forward biased then resistance will be

NETNUST Entry TestPhysicsElectronics

At least how many diodes are required to covert A.C fully into D.C?

NETNUST Entry TestPhysicsElectronics

To make an LED, it is impracticable to use:

NETNUST Entry TestPhysicsElectronics