NCCER Electrical Module 3 Exam Questions with Latest Update
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Course
NCCER Electrical
Institution
NCCER Electrical
Ammeter - Answer-an instrument for measuring electric current.
Amperes (A) - Answer-The basic unit of measurement for electrical current, represented by the letter A
Atoms - Answer-The smallest particles to which an element may be divided and still retain the properties of the element.
Bat...
NCCER Electrical Module 3 Exam
Questions with Latest Update
Ammeter - Answer-an instrument for measuring electric current.
Amperes (A) - Answer-The basic unit of measurement for electrical current, represented
by the letter A
Atoms - Answer-The smallest particles 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 to electrical energy
Charge - Answer-A quantity of electricity that is either positive or negative.
Circuit - Answer-A complete path for current flow
Conductors - Answer-Materials through which it is relatively easy to maintain an
electrical current
Coulomb - Answer-A unit of electrical charge equal to 6.25 x 1018 electrons( or 6.25
quintillion electrons). A coulomb is the common unit of quantity used for specifying the
size of a given charge.
Current - Answer-The movement, or flow, of electrons in a circuit. Current (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.
Joule (J) - Answer-A unit of measurement for doing work, represented by the letter J.
one joule is equal to one newton-meter (Nm).
Kilo - Answer-A prefix used to indicate one thousands , one kilowatt is equal to one
thousand watts
Matter - Answer-any substance that has mass and occupies space
Mega - Answer-A prefix used to indicate one million; for example, one mega watt is
equal to one million watts
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