Introduction to Electrical Circuits Exam Questions with Latest Update
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Course
NCCER Electrical
Institution
NCCER Electrical
Amperes - Answer-The basic unit of measurement for electrical current, represented by the letter A.
Atoms - Answer-The smallest particle to which an element may be divided and still retain the properties of the element.
Battery - Answer-A DC voltage source consisting of two or more cells that...
Introduction to Electrical Circuits Exam
Questions with Latest Update
Amperes - Answer-The basic unit of measurement for electrical current, represented by
the letter A.
Atoms - Answer-The smallest particle to which an element may be divided and still
retain the properties of the element.
Battery - Answer-A DC voltage source consisting of two or more cells that convert
chemical energy into electrical energy.
Charge - Answer-A quantity of electricity that is either positive or negative.
Circuit - Answer-A complete path for current flow.
Conductors - Answer-Material through which it is relatively easy to maintain an electric
current.
Current - Answer-The movement, or flow, of electrons in a circuit. ..... (I) is measured in
amperes.
Electrons - Answer-Negatively charged particles that orbit the nucleus of an atom.
Insulator - Answer-A material through which it is difficult to conduct an electric current.
Matter - Answer-Any substance that has mass and occupies space.
Neutrons - Answer-Electrically neutral particles (neither positive nor negative) that have
the same mass as a proton and are found in the nucleus of an atom.
Nucleus - Answer-The center of an atom. It contains the protons and neutrons of the
atom.
Ohms - Answer-The basic unit of measurement for resistance, represented by the
symbol Ω.
Power - Answer-The rate of doing work, or the rate at which energy is used or
dissipated. Electrical .... is measured in watts.
Proton - Answer-The smallest positively charged particle of an atom. ..... are contained
in the nucleus of an atom.
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