JOURNEYMAN ELECTRICIAN CORE REVIEW
QUESTIONS AND ANSWERS SET A+
✔✔Preventing a short circuit between conducting wires - ✔✔Insulating materials have
the function of
✔✔Voltage source and a conductor - ✔✔For current to flow the very basic circuit
requirements are
✔✔Pendant - ✔✔A device or equipment which is suspended from overhead either by
means of a flexible cord carrying current, or otherwise is a?
✔✔The highest resistance has the highest voltage - ✔✔In a series circuit with unequal
resistances
✔✔Recording - ✔✔The kilowatt hour meter can be classified as what kind of
instrument?
✔✔Eddy current loss is reduced - ✔✔Transformer cores are built up from laminations
rather than from solid metal so that what happens?
✔✔Dial indicator - ✔✔An instrument used to check the motor shaft alignment is called
what?
✔✔Power - ✔✔In AC circuits, the ratio of KW/kVA represents what factor?
✔✔Larger plate area and smaller distance between plates - ✔✔Capacitance increases
with?
✔✔Electricians knife - ✔✔A tool used by a lineman to remove insulation from a large
cable is called?
, ✔✔Specific gravity - ✔✔The condition of a liquid electrolyte in a battery is measured in
terms of its what?
✔✔Smaller than the smallest resistance in the combination - ✔✔In a parallel circuit, the
total resistance is?
✔✔Generator - ✔✔What is A machine used to transform mechanical energy into
electrical energy?
✔✔Insulator - ✔✔What is a material with atoms in which the electrons tend to stay in
their orbits?
✔✔high frequency alternating current in a coil with an iron core - ✔✔Hysteresis losses
are caused by?
✔✔Current - ✔✔In magnetic and electric circuit analogy, magnetic flux is the analog of
what?
✔✔Commutator - ✔✔A device that reverses the magnetic field polarity to keep a DC
motor rotating
✔✔Length - ✔✔The resistance of a wire is directly proportional to the what and
inversely proportional to the cross-sectional area?
✔✔It's physical size - ✔✔The energy in a battery cell depends mainly on what?
✔✔Preevent the connection from loosening under vibration - ✔✔Locknuts are
sometimes used in making electrical connections on studs. In these cases the purpose
of the locknut is to what
✔✔Use a hacksaw and Ream the ends - ✔✔To cut rigid conduit you should do this
✔✔A volt meter - ✔✔In the course of normal operation the instrument which will be at
least effective in indicating that a generator may overheat because it is overloaded, is
✔✔Two gang switch - ✔✔Two switches in one box under one face plate is called what?
✔✔A "LB" or "T" or similar fitting - ✔✔A conduit body is this
✔✔A single unit, providing complete and independent living facilities for one or more
persons, including permanent provisions for living, sleeping, cooking, and sanitation -
✔✔A dwelling unit is
QUESTIONS AND ANSWERS SET A+
✔✔Preventing a short circuit between conducting wires - ✔✔Insulating materials have
the function of
✔✔Voltage source and a conductor - ✔✔For current to flow the very basic circuit
requirements are
✔✔Pendant - ✔✔A device or equipment which is suspended from overhead either by
means of a flexible cord carrying current, or otherwise is a?
✔✔The highest resistance has the highest voltage - ✔✔In a series circuit with unequal
resistances
✔✔Recording - ✔✔The kilowatt hour meter can be classified as what kind of
instrument?
✔✔Eddy current loss is reduced - ✔✔Transformer cores are built up from laminations
rather than from solid metal so that what happens?
✔✔Dial indicator - ✔✔An instrument used to check the motor shaft alignment is called
what?
✔✔Power - ✔✔In AC circuits, the ratio of KW/kVA represents what factor?
✔✔Larger plate area and smaller distance between plates - ✔✔Capacitance increases
with?
✔✔Electricians knife - ✔✔A tool used by a lineman to remove insulation from a large
cable is called?
, ✔✔Specific gravity - ✔✔The condition of a liquid electrolyte in a battery is measured in
terms of its what?
✔✔Smaller than the smallest resistance in the combination - ✔✔In a parallel circuit, the
total resistance is?
✔✔Generator - ✔✔What is A machine used to transform mechanical energy into
electrical energy?
✔✔Insulator - ✔✔What is a material with atoms in which the electrons tend to stay in
their orbits?
✔✔high frequency alternating current in a coil with an iron core - ✔✔Hysteresis losses
are caused by?
✔✔Current - ✔✔In magnetic and electric circuit analogy, magnetic flux is the analog of
what?
✔✔Commutator - ✔✔A device that reverses the magnetic field polarity to keep a DC
motor rotating
✔✔Length - ✔✔The resistance of a wire is directly proportional to the what and
inversely proportional to the cross-sectional area?
✔✔It's physical size - ✔✔The energy in a battery cell depends mainly on what?
✔✔Preevent the connection from loosening under vibration - ✔✔Locknuts are
sometimes used in making electrical connections on studs. In these cases the purpose
of the locknut is to what
✔✔Use a hacksaw and Ream the ends - ✔✔To cut rigid conduit you should do this
✔✔A volt meter - ✔✔In the course of normal operation the instrument which will be at
least effective in indicating that a generator may overheat because it is overloaded, is
✔✔Two gang switch - ✔✔Two switches in one box under one face plate is called what?
✔✔A "LB" or "T" or similar fitting - ✔✔A conduit body is this
✔✔A single unit, providing complete and independent living facilities for one or more
persons, including permanent provisions for living, sleeping, cooking, and sanitation -
✔✔A dwelling unit is
