Basic Electrical Theory Exam 2025
Questions and Answers
Atom - ....ANSWER ...-The smallest part of an element
Proton - ....ANSWER ...-Positive part of an atom
Neutron - ....ANSWER ...-Neutral part of an atom
Electron - ....ANSWER ...-Negative part of an atom
Nucleus - ....ANSWER ...-Contains the Proton and Neutron
Orbit - ....ANSWER ...-Contains the Electron
Valence shell - ....ANSWER ...-Outermost orbit
Conductor - ....ANSWER ...-A material whose electrons flow freely
Good Conductor - ....ANSWER ...-1 to 3 free electrons in valence shell
Insulator - ....ANSWER ...-A material whose electrons flow difficultly
Good Insulator - ....ANSWER ...-7 to 8 tight electrons in valence shell
Law of Charges - ....ANSWER ...-Opposites attract and like charges repel
Conservation of Charges - ....ANSWER ...-Charges are neither created nor
destroyed
…FOR STUDENTS ONLY…©️2025 ALL RIGHTS RESERVED… 1
Questions and Answers
Atom - ....ANSWER ...-The smallest part of an element
Proton - ....ANSWER ...-Positive part of an atom
Neutron - ....ANSWER ...-Neutral part of an atom
Electron - ....ANSWER ...-Negative part of an atom
Nucleus - ....ANSWER ...-Contains the Proton and Neutron
Orbit - ....ANSWER ...-Contains the Electron
Valence shell - ....ANSWER ...-Outermost orbit
Conductor - ....ANSWER ...-A material whose electrons flow freely
Good Conductor - ....ANSWER ...-1 to 3 free electrons in valence shell
Insulator - ....ANSWER ...-A material whose electrons flow difficultly
Good Insulator - ....ANSWER ...-7 to 8 tight electrons in valence shell
Law of Charges - ....ANSWER ...-Opposites attract and like charges repel
Conservation of Charges - ....ANSWER ...-Charges are neither created nor
destroyed
…FOR STUDENTS ONLY…©️2025 ALL RIGHTS RESERVED… 1