Welcome to the 12th Class Physics Chapter 12 MCQs Practice and Quiz Tests. We are presenting you with top MCQ questions from the 12th Class Physics Chapter 12 Electrostatics.
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What is the fundamental unit of charge?
a) Electron
b) Neutron
c) Proton
d) Ion
An object becomes positively charged when it:
a) Gains protons
b) Gains electrons
c) Loses protons
d) Loses electrons
The force between two charged particles is directly proportional to the:
a) Magnitude of the charges
b) Distance between the charges
c) Product of the charges
d) Square of the charges
The SI unit of electric charge is:
a) Coulomb
b) Ampere
c) Volt
d) Ohm
The process of transferring charge between objects by touching is called:
a) Induction
b) Conduction
c) Polarization
d) Dispersion
The movement of electrons in a conductor in response to an applied electric field is called:
a) Polarization
b) Induction
c) Current
d) Displacement
The force experienced by a charged particle in an electric field is given by:
a) F = ma
b) F = mg
c) F = qE
d) F = mv^2/r
The process of redistributing the charges on an object due to the influence of a nearby charged object is called:
a) Induction
b) Conduction
c) Polarization
d) Dispersion
Coulomb’s law describes the force between two charged objects and is similar to:
a) Newton’s law of motion
b) Ohm’s law
c) Hooke’s law
d) Kepler’s law
The electric field lines point away from:
a) Negative charges
b) Positive charges
c) Neutral charges
d) Uncharged objects
The process of attracting and repelling objects without direct contact is known as:
a) Conduction
b) Polarization
c) Induction
d) Electrification
Which of the following materials is a good insulator?
a) Copper
b) Aluminum
c) Rubber
d) Silver
The property of a material that determines how strongly it will be affected by an electric field is called:
a) Electric potential
b) Electric charge
c) Electric polarization
d) Electric susceptibility
What happens to the electrostatic force between two charges when the distance between them is doubled?
a) It becomes half
b) It becomes one-fourth
c) It remains the same
d) It doubles
The process of separating the charges within an object due to the influence of a nearby charged object is called:
a) Induction
b) Conduction
c) Polarization
d) Dispersion
An object becomes negatively charged when it:
a) Gains protons
b) Gains electrons
c) Loses protons
d) Loses electrons
The electric field lines inside a charged conductor are:
a) Straight lines
b) Circular lines
c) Elliptical lines
d) Absent
Which of the following statements is true regarding electric field lines?
a) They always form closed loops
b) They always start from negative charges and end on positive charges
c) They never cross each other
d) All of the above
The process of transferring charge between objects without direct contact is called:
a) Induction
b) Conduction
c) Polarization
d) Dispersion
An electric field is produced by:
a) Moving charges only
b) Stationary charges only
c) Both moving and stationary charges
d) Magnetic fields
The property of a material that prevents the flow of electric charges is called:
a) Electric potential
b) Electric charge
c) Electric polarization
d) Electric resistance
What is the net charge of an uncharged object?
a) Positive
b) Negative
c) Neutral
d) Can be positive or negative
The electric field lines point towards:
a) Negative charges
b) Positive charges
c) Neutral charges
d) Uncharged objects
The process of attracting and repelling objects through direct contact is known as:
a) Conduction
b) Polarization
c) Induction
d) Electrification
Which of the following materials is a good conductor?
a) Glass
b) Wood
c) Plastic
d) Copper
Which of the following statements about electric field lines is correct?
a) They always intersect each other.
b) They point from positive to negative charges.
c) They point from negative to positive charges.
d) They are confined within a conductor.
What happens to the electrostatic force between two charges when the distance between them is halved?
a) It becomes half
b) It becomes one-fourth
c) It remains the same
d) It doubles
The electric field inside a charged conductor is:
a) Zero
b) Uniform
c) Variable
d) Parallel to the surface
Which of the following materials is a good insulator?
a) Aluminum
b) Copper
c) Glass
d) Silver
Which of the following statements is true regarding electric field lines?
a) They always form closed loops
b) They always start from negative charges and end on positive charges
c) They never cross each other
d) All of the above
The process of redistributing the charges on an object due to the influence of a nearby charged object is called:
a) Induction
b) Conduction
c) Polarization
d) Dispersion
Coulomb’s law describes the force between two charged objects and is similar to:
a) Newton’s law of motion
b) Ohm’s law
c) Hooke’s law
d) Kepler’s law
What happens to the electrostatic force between two charges when the distance between them is doubled?
a) It becomes half
b) It becomes one-fourth
c) It remains the same
d) It doubles
An object becomes negatively charged when it:
a) Gains protons
b) Gains electrons
c) Loses protons
d) Loses electrons
The electric field lines inside a charged conductor are:
a) Straight lines
b) Circular lines
c) Elliptical lines
d) Absent
Which of the following statements is true regarding electric field lines?
a) They always form closed loops
b) They always start from negative charges and end on positive charges
c) They never cross each other
d) All of the above
The process of transferring charge between objects without direct contact is called:
a) Induction
b) Conduction
c) Polarization
d) Dispersion
An electric field is produced by:
a) Moving charges only
b) Stationary charges only
c) Both moving and stationary charges
d) Magnetic fields
The property of a material that prevents the flow of electric charges is called:
a) Electric potential
b) Electric charge
c) Electric polarization
d) Electric resistance
What is the net charge of an uncharged object?
a) Positive
b) Negative
c) Neutral
d) Can be positive or negative
The electric field lines point towards:
a) Negative charges
b) Positive charges
c) Neutral charges
d) Uncharged objects
The process of attracting and repelling objects through direct contact is known as:
a) Conduction
b) Polarization
c) Induction
d) Electrification
Which of the following materials is a good conductor?
a) Glass
b) Wood
c) Plastic
d) Copper
Which of the following statements about electric field lines is correct?
a) They always intersect each other.
b) They point from positive to negative charges.
c) They point from negative to positive charges.
d) They are confined within a conductor.
What happens to the electrostatic force between two charges when the distance between them is halved?
a) It becomes half
b) It becomes one-fourth
c) It remains the same
d) It doubles
The electric field inside a charged conductor is:
a) Zero
b) Uniform
c) Variable
d) Parallel to the surface
Which of the following materials is a good insulator?
a) Aluminum
b) Copper
c) Glass
d) Silver
Which of the following statements is true regarding electric field lines?
a) They always form closed loops
b) They always start from negative charges and end on positive charges
c) They never cross each other
d) All of the above
The process of redistributing the charges on an object due to the influence of a nearby charged object is called:
a) Induction
b) Conduction
c) Polarization
d) Dispersion
Coulomb’s law describes the force between two charged objects and is similar to:
a) Newton’s law of motion
b) Ohm’s law
c) Hooke’s law
d) Kepler’s law
What happens to the electrostatic force between two charges when the distance between them is doubled?
a) It becomes half
b) It becomes one-fourth
c) It remains the same
d) It doubles
An object becomes negatively charged when it:
a) Gains protons
b) Gains electrons
c) Loses protons
d) Loses electrons
The electric field lines inside a charged conductor are:
a) Straight lines
b) Circular lines
c) Elliptical lines
d) Absent
Which of the following statements is true regarding electric field lines?
a) They always form closed loops
b) They always start from negative charges and end on positive charges
c) They never cross each other
d) All of the above
The process of transferring charge between objects without direct contact is called:
a) Induction
b) Conduction
c) Polarization
d) Dispersion
An electric field is produced by:
a) Moving charges only
b) Stationary charges only
c) Both moving and stationary charges
d) Magnetic fields
The property of a material that prevents the flow of electric charges is called:
a) Electric potential
b) Electric charge
c) Electric polarization
d) Electric resistance
What is the net charge of an uncharged object?
a) Positive
b) Negative
c) Neutral
d) Can be positive or negative
The electric field lines point towards:
a) Negative charges
b) Positive charges
c) Neutral charges
d) Uncharged objects
The process of attracting and repelling objects through direct contact is known as:
a) Conduction
b) Polarization
c) Induction
d) Electrification
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