# Electric Fields and Forces MCQs with Answers

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## Electric Fields and Forces Online MCQs with Answers

Electric fields are created by:
a) Moving charges
b) Stationary charges

d) Gravitational forces

a) Moving charges

Electric field lines represent the:
a) Direction of the electric field
b) Magnitude of the electric field
c) Potential difference between two points
d) Electric current in a circuit

a) Direction of the electric field

The unit of electric field is:
a) Newton
b) Coulomb
c) Volt
d) Newton per coulomb

d) Newton per coulomb

The force experienced by a charged particle in an electric field is directly proportional to:
a) The charge of the particle
b) The square of the charge of the particle
c) The mass of the particle
d) The velocity of the particle

a) The charge of the particle

The direction of the electric force on a positive charge in an electric field is:
a) Along the electric field lines
b) Opposite to the electric field lines
c) Perpendicular to the electric field lines
d) Randomly determined

a) Along the electric field lines

The electric force between two charges is inversely proportional to:
a) The square of the distance between them
b) The cube of the distance between them
c) The square root of the distance between them
d) The distance between them

a) The square of the distance between them

The electric field inside a conductor in electrostatic equilibrium is:
a) Zero
b) Uniform
c) Varies depending on the shape of the conductor
d) Infinite

a) Zero

The electric field at a point outside a uniformly charged sphere depends on:
a) The radius of the sphere
b) The charge of the sphere
c) The distance from the center of the sphere
d) All of the above

c) The distance from the center of the sphere

Electric potential is a scalar quantity that represents:
a) The magnitude of the electric field
b) The direction of the electric field
c) The potential energy per unit charge
d) The work done by the electric field

c) The potential energy per unit charge

The unit of electric potential is:
a) Joule
b) Volt
c) Newton
d) Ampere

b) Volt

Electric potential is defined as the:
a) Work done by the electric field on a unit charge
b) Charge per unit area
c) Ratio of charge to electric field
d) Magnetic field produced by moving charges

a) Work done by the electric field on a unit charge

The electric potential at a point in an electric field is the:
a) Electric field strength at that point
b) Magnitude of the electric field at that point
c) Work done in bringing a unit positive charge to that point
d) Charge density at that point

c) Work done in bringing a unit positive charge to that point

The electric potential difference between two points in an electric field is equal to:
a) The work done in moving a charge between the two points
b) The magnitude of the electric field between the two points
c) The charge at one of the points
d) The distance between the two points

a) The work done in moving a charge between the two points

Electric potential is a scalar quantity because it has:
a) Magnitude only
b) Direction only
c) Both magnitude and direction
d) Neither magnitude nor direction

a) Magnitude only

The electric potential inside a conductor in electrostatic equilibrium is:
a) Zero
b) Uniform
c) Varies depending on the shape of the conductor
d) Infinite

b) Uniform

The electric potential at a point outside a uniformly charged sphere depends on:
a) The radius of the sphere
b) The charge of the sphere
c) The distance from the center of the sphere
d) All of the above

c) The distance from the center of the sphere

The electric field inside a parallel plate capacitor is:
a) Zero
b) Uniform
c) Varies depending on the distance from the plates
d) Infinite

b) Uniform

The electric field between the plates of a parallel plate capacitor is:
a) Zero
b) Uniform
c) Varies depending on the distance from the plates
d) Infinite

b) Uniform

The electric potential difference between the plates of a parallel plate capacitor is:
a) Zero
b) Constant
c) Varies depending on the distance from the plates
d) Infinite

b) Constant

The capacitance of a parallel plate capacitor depends on:
a) The charge on the plates
b) The voltage across the plates
c) The distance between the plates
d) All of the above

c) The distance between the plates

The electric field between the plates of a capacitor is directly proportional to:
a) The charge on the plates
b) The voltage across the plates
c) The distance between the plates
d) The area of the plates

b) The voltage across the plates

The electric potential difference between the plates of a capacitor is directly proportional to:
a) The charge on the plates
b) The capacitance of the capacitor
c) The distance between the plates
d) The area of the plates

b) The capacitance of the capacitor

The electric force between two charges is given by:
a) Coulomb’s law
b) Ohm’s law
c) Gauss’s law
d) Ampere’s law

a) Coulomb’s law

Gauss’s law relates the electric field to:
a) Charge density
b) Electric potential
c) Magnetic field
d) Conductivity

a) Charge density

The electric field inside a uniformly charged sphere depends on:
a) The radius of the sphere
b) The charge of the sphere
c) The distance from the center of the sphere
d) All of the above

c) The distance from the center of the sphere

The electric field outside a uniformly charged sphere depends on:
a) The radius of the sphere
b) The charge of the sphere
c) The distance from the center of the sphere
d) All of the above

c) The distance from the center of the sphere

The electric field inside a conductor in electrostatic equilibrium is:
a) Zero
b) Uniform
c) Varies depending on the shape of the conductor
d) Infinite

a) Zero

The electric field near the surface of a charged conductor is:
a) Zero
b) Uniform
c) Stronger than inside the conductor
d) Weaker than inside the conductor

c) Stronger than inside the conductor

The electric field inside a hollow charged conductor is:
a) Zero
b) Uniform
c) Varies depending on the shape of the conductor
d) Infinite

a) Zero

The electric field at the surface of a charged conductor is:
a) Zero
b) Uniform
c) Stronger than inside the conductor
d) Weaker than inside the conductor

a) Zero

The electric field inside a parallel plate capacitor is:
a) Zero
b) Uniform
c) Varies depending on the distance from the plates
d) Infinite

b) Uniform

The electric field between the plates of a parallel plate capacitor is:
a) Zero
b) Uniform
c) Varies depending on the distance from the plates
d) Infinite

b) Uniform

The electric potential difference between the plates of a parallel plate capacitor is:
a) Zero
b) Constant
c) Varies depending on the distance from the plates
d) Infinite

b) Constant

The capacitance of a parallel plate capacitor depends on:
a) The charge on the plates
b) The voltage across the plates
c) The distance between the plates
d) All of the above

c) The distance between the plates

The electric field between the plates of a capacitor is directly proportional to:
a) The charge on the plates
b) The voltage across the plates
c) The distance between the plates
d) The area of the plates

b) The voltage across the plates

The electric potential difference between the plates of a capacitor is directly proportional to:
a) The charge on the plates
b) The capacitance of the capacitor
c) The distance between the plates
d) The area of the plates

b) The capacitance of the capacitor

The electric force between two charges is given by:
a) Coulomb’s law
b) Ohm’s law
c) Gauss’s law
d) Ampere’s law

a) Coulomb’s law

Gauss’s law relates the electric field to:
a) Charge density
b) Electric potential
c) Magnetic field
d) Conductivity

a) Charge density

The electric field inside a uniformly charged sphere depends on:
a) The radius of the sphere
b) The charge of the sphere
c) The distance from the center of the sphere
d) All of the above

c) The distance from the center of the sphere

The electric field outside a uniformly charged sphere depends on:
a) The radius of the sphere
b) The charge of the sphere
c) The distance from the center of the sphere
d) All of the above

c) The distance from the center of the sphere

The electric field inside a conductor in electrostatic equilibrium is:
a) Zero
b) Uniform
c) Varies depending on the shape of the conductor
d) Infinite

a) Zero

The electric field near the surface of a charged conductor is:
a) Zero
b) Uniform
c) Stronger than inside the conductor
d) Weaker than inside the conductor

c) Stronger than inside the conductor

The electric field inside a hollow charged conductor is:
a) Zero
b) Uniform
c) Varies depending on the shape of the conductor
d) Infinite

a) Zero

The electric field at the surface of a charged conductor is:
a) Zero
b) Uniform
c) Stronger than inside the conductor
d) Weaker than inside the conductor

a) Zero

The electric field inside a parallel plate capacitor is:
a) Zero
b) Uniform
c) Varies depending on the distance from the plates
d) Infinite

b) Uniform

The electric field between the plates of a parallel plate capacitor is:
a) Zero
b) Uniform
c) Varies depending on the distance from the plates
d) Infinite

b) Uniform

The electric potential difference between the plates of a parallel plate capacitor is:
a) Zero
b) Constant
c) Varies depending on the distance from the plates
d) Infinite

b) Constant

The capacitance of a parallel plate capacitor depends on:
a) The charge on the plates
b) The voltage across the plates
c) The distance between the plates
d) All of the above

c) The distance between the plates

The electric field between the plates of a capacitor is directly proportional to:
a) The charge on the plates
b) The voltage across the plates
c) The distance between the plates
d) The area of the plates

b) The voltage across the plates

The electric potential difference between the plates of a capacitor is directly proportional to:
a) The charge on the plates
b) The capacitance of the capacitor
c) The distance between the plates
d) The area of the plates

b) The capacitance of the capacitor

The electric force between two charges is given by:
a) Coulomb’s law
b) Ohm’s law
c) Gauss’s law
d) Ampere’s law

a) Coulomb’s law

Gauss’s law relates the electric field to:
a) Charge density
b) Electric potential
c) Magnetic field
d) Conductivity

a) Charge density

The electric field inside a uniformly charged sphere depends on:
a) The radius of the sphere
b) The charge of the sphere
c) The distance from the center of the sphere
d) All of the above

c) The distance from the center of the sphere

The electric field outside a uniformly charged sphere depends on:
a) The radius of the sphere
b) The charge of the sphere
c) The distance from the center of the sphere
d) All of the above

c) The distance from the center of the sphere

The electric field inside a conductor in electrostatic equilibrium is:
a) Zero
b) Uniform
c) Varies depending on the shape of the conductor
d) Infinite

a) Zero

The electric field near the surface of a charged conductor is:
a) Zero
b) Uniform
c) Stronger than inside the conductor
d) Weaker than inside the conductor

c) Stronger than inside the conductor

The electric field inside a hollow charged conductor is:
a) Zero
b) Uniform
c) Varies depending on the shape of the conductor
d) Infinite

a) Zero

The electric field at the surface of a charged conductor is:
a) Zero
b) Uniform
c) Stronger than inside the conductor
d) Weaker than inside the conductor

a) Zero

The electric field inside a parallel plate capacitor is:
a) Zero
b) Uniform
c) Varies depending on the distance from the plates
d) Infinite

b) Uniform

The electric field between the plates of a parallel plate capacitor is:
a) Zero
b) Uniform
c) Varies depending on the distance from the plates
d) Infinite

b) Uniform

The electric potential difference between the plates of a parallel plate capacitor is:
a) Zero
b) Constant
c) Varies depending on the distance from the plates
d) Infinite

b) Constant

The capacitance of a parallel plate capacitor depends on:
a) The charge on the plates
b) The voltage across the plates
c) The distance between the plates
d) All of the above

c) The distance between the plates

The electric field between the plates of a capacitor is directly proportional to:
a) The charge on the plates
b) The voltage across the plates
c) The distance between the plates
d) The area of the plates

b) The voltage across the plates

The electric potential difference between the plates of a capacitor is directly proportional to:
a) The charge on the plates
b) The capacitance of the capacitor
c) The distance between the plates
d) The area of the plates

b) The capacitance of the capacitor

The electric force between two charges is given by:
a) Coulomb’s law
b) Ohm’s law
c) Gauss’s law
d) Ampere’s law

a) Coulomb’s law

Gauss’s law relates the electric field to:
a) Charge density
b) Electric potential
c) Magnetic field
d) Conductivity

a) Charge density

The electric field inside a uniformly charged sphere depends on:
a) The radius of the sphere
b) The charge of the sphere
c) The distance from the center of the sphere
d) All of the above

c) The distance from the center of the sphere

The electric field outside a uniformly charged sphere depends on:
a) The radius of the sphere
b) The charge of the sphere
c) The distance from the center of the sphere
d) All of the above

c) The distance from the center of the sphere

The electric field inside a conductor in electrostatic equilibrium is:
a) Zero
b) Uniform
c) Varies depending on the shape of the conductor
d) Infinite