ELECTRICAL NCCER FINAL EXAM ACTUAL
QUESTIONS AND ANSWERS SURE A+
✔✔What is the symbol for the primary side of a transformer? - ✔✔H
✔✔What is the function of a ballast in a flourescent fixture - ✔✔Steps up the voltage
✔✔An electrical fitting can be made explosion proof in which of the following ways -
✔✔Using an amorphous sealed device
✔✔Cable trays are usually supported by all the following means EXCEPTS? - ✔✔#9
wire
✔✔A 1 line diagram with simplified symbols indicates the - ✔✔Interconnections and
component parts of an electrical circuit
✔✔What is the purpose of Lockout/Tagout? - ✔✔Prevents operation
✔✔Which of the following factors is used to control the speed of an induction motor? -
✔✔Frequency
, ✔✔A 10-inch offset at 30 degrees is being made. What is the distance between center-
to-center bends? - ✔✔20 inches
✔✔What is an acceptable protection techniques for electrical equipment in hazardous
locations? - ✔✔Use duct-ignition proof equipment
✔✔What test or equipment can be used to locate a suspected short circuit in 1- phase
of a 3-phase motor? - ✔✔"megger"
✔✔What will happen if moisture is inside a cadweld mold while the weld is being
performed? - ✔✔The cadweld mold could explode
✔✔What is produced in a conduit run by making 2 equal bends in opposite direction? -
✔✔Offset
✔✔4 inch square boxes are available with all of the following depths EXCEPT - ✔✔1
inch
✔✔What is installed at an expansion joint to provide a continuous ground between 2
sections of cable tray? - ✔✔A bonding jumper
✔✔What color identifies an insulated, grounded number 4 conductors? - ✔✔Green
✔✔Why is it important to torque bolts when busbars are connected? - ✔✔Decreases
resistance on the connection
✔✔All the following are protective devices for motors EXCEPT - ✔✔SOLENOID
✔✔Service conductors are sized based on what factor? - ✔✔The total calculated load
of the building
✔✔A holding contact na motor starter is normally connected in parallel with the -
✔✔Start push button
✔✔The number of complete AC cycles per second is called the - ✔✔Frequency
✔✔Which of the following components is part of a dual element fuse - ✔✔Rejection clip
✔✔The potential across the circuit is 480 volts and the current is 50 amps. What is the
resistance of the circuit? - ✔✔9.6 ohms
✔✔What NEC table indicates the size of service conductors? - ✔✔Table 310-16
QUESTIONS AND ANSWERS SURE A+
✔✔What is the symbol for the primary side of a transformer? - ✔✔H
✔✔What is the function of a ballast in a flourescent fixture - ✔✔Steps up the voltage
✔✔An electrical fitting can be made explosion proof in which of the following ways -
✔✔Using an amorphous sealed device
✔✔Cable trays are usually supported by all the following means EXCEPTS? - ✔✔#9
wire
✔✔A 1 line diagram with simplified symbols indicates the - ✔✔Interconnections and
component parts of an electrical circuit
✔✔What is the purpose of Lockout/Tagout? - ✔✔Prevents operation
✔✔Which of the following factors is used to control the speed of an induction motor? -
✔✔Frequency
, ✔✔A 10-inch offset at 30 degrees is being made. What is the distance between center-
to-center bends? - ✔✔20 inches
✔✔What is an acceptable protection techniques for electrical equipment in hazardous
locations? - ✔✔Use duct-ignition proof equipment
✔✔What test or equipment can be used to locate a suspected short circuit in 1- phase
of a 3-phase motor? - ✔✔"megger"
✔✔What will happen if moisture is inside a cadweld mold while the weld is being
performed? - ✔✔The cadweld mold could explode
✔✔What is produced in a conduit run by making 2 equal bends in opposite direction? -
✔✔Offset
✔✔4 inch square boxes are available with all of the following depths EXCEPT - ✔✔1
inch
✔✔What is installed at an expansion joint to provide a continuous ground between 2
sections of cable tray? - ✔✔A bonding jumper
✔✔What color identifies an insulated, grounded number 4 conductors? - ✔✔Green
✔✔Why is it important to torque bolts when busbars are connected? - ✔✔Decreases
resistance on the connection
✔✔All the following are protective devices for motors EXCEPT - ✔✔SOLENOID
✔✔Service conductors are sized based on what factor? - ✔✔The total calculated load
of the building
✔✔A holding contact na motor starter is normally connected in parallel with the -
✔✔Start push button
✔✔The number of complete AC cycles per second is called the - ✔✔Frequency
✔✔Which of the following components is part of a dual element fuse - ✔✔Rejection clip
✔✔The potential across the circuit is 480 volts and the current is 50 amps. What is the
resistance of the circuit? - ✔✔9.6 ohms
✔✔What NEC table indicates the size of service conductors? - ✔✔Table 310-16
