#1
What is the fundamental property of electric charge?
Charge
ExplanationBasic property of matter responsible for electrical phenomena
#2
Which particle is associated with a negative electric charge?
Electron
ExplanationSubatomic particle with a negative charge
#3
What is the net charge on a neutral atom?
Zero charge
ExplanationEqual number of protons and electrons, canceling out charge
#4
What is the term for the phenomenon where a material allows electric charges to flow through it easily?
Conduction
ExplanationProperty of materials to conduct electricity
#5
What is the charge of a proton?
Positive
ExplanationSubatomic particle with a positive charge
#6
What is the SI unit of electric charge?
Coulomb
ExplanationUnit representing the quantity of charge
#7
Two like charges ______ each other, while two unlike charges ______ each other.
Repel, attract
ExplanationSimilar charges repel, opposite charges attract
#8
What is the principle of conservation of charge?
Charge cannot be created or destroyed, only transferred
ExplanationLaw stating charge is conserved in any process
#9
What happens when an insulator is rubbed with a cloth?
It gains a positive charge
ExplanationTransfer of electrons, leaving a net positive charge
#10
Which law states that the force between two point charges is directly proportional to the product of their charges and inversely proportional to the square of the distance between them?
Coulomb's Law
ExplanationFundamental law of electrostatics governing force between charges
#11
What is the formula to calculate the electric force between two charges?
F = k * q1 * q2 / r
ExplanationCoulomb's law equation relating force, charges, and distance
#12
What is the electric field strength at a point in space?
The force per unit charge at that point
ExplanationIntensity of the electric force at a given point
#13
What is the electric potential at a point in space?
The work done in bringing a unit positive charge from infinity to that point
ExplanationEnergy required to move a charge from infinity to a given point
#14
What is the electric potential difference between two points in an electric field?
The work done in moving a unit positive charge from one point to the other
ExplanationEnergy change per unit charge between points
#15
What is the electric field strength inside a conductor in electrostatic equilibrium?
Zero
ExplanationNo electric field inside a conductor at equilibrium