JOURNEYMAN Practice Exam
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Where lighting outlets are installed in interior stairways, there shall be a wall switch at
each floor level to control the lighting where the difference between floor levels is
steps or more.
a. Two
b. Four
c. Six
d. Eight ✔✔Ans. c
A voltage or current that is reversed at regular intervals is called voltage or
current.
I. direct II. Steady state III. sinusoidal
a. I only
b. II only
c. III only
d. none of these ✔✔Ans. c
Of the following is a false statement.
a. The term kilowatt indicates the measure of power which is all available for work.
b. The term kilovolt-amperes indicate the apparent power made up of an energy
component. And a wattles or induction component.
c. In an industrial plant, low power factor is usually due to underloaded induction
motors.
d. The power factor of a motor is much greater at partial loads than at full load. ✔✔Ans.
d
It is generally not good practice to supply lights and motors from the same circuit
because .
a. Lamps for satisfactory service must operate within closer voltage limits than motors.
b. Overloads and short circuits are more common on motor circuits.
c. When motors are started, the large starting current causes a voltage drop on the
circuit and the lights will blink or burn dim.
d. all of these ✔✔Ans. d
In general, motors are designed to operate in a maximum ambient temperature of
unless specifically designed for a higher temperature.
,a. 60 degree C
b. 50 degree C
c. 45 degree C
d. 40 degree C ✔✔Ans. d
A type of single phase motor that can be operated on either ac or dc is a motor.
a. Multispeed
b. Capacitor-start
c. Universal
d. Repulsion-induction ✔✔Ans. c
For screw shell devices with attached leads, the conductor attached to the screw shell
shall be in color.
a. White or gray
b. Orange
c. Green
d. Black ✔✔Ans. a
Branch circuit conductors shall have an ampacity not less than .
a. The load increased 125%
b. 100% of the load to be served
c. 80% of the load to be served
d. 125% of the continuous load plus 80% of the non continuous load ✔✔Ans. b
A switch intended for isolating an electric circuit from the source of power that has no
interrupting rating, and it is intended to be operated only after the circuit has been
opened by some other means is a/an .
a. Isolating switch
b. Bypass isolation switch
c. General use switch
d. Transfer switch ✔✔Ans. a
Raceways or cable trays containing electric conductors shall not contain .
I. pipe for steam II. Tube for air III. Pipe for water
a. I only
b. II only
c. III only
d. I, II or III ✔✔Ans. d
Not readily accessible to persons unless special means for access are used is .
a. Elevated
b. Guarded
c. Isolated
d. Listed ✔✔Ans. c
After cutting a conduit, to remove the rough edge on both ends, the conduit ends should
be .
, a. Sanded
b. Shaped
c. Burnished
d. Ground ✔✔Ans. c
The instrument used to indicate phase relation between current and voltage is the
.
a. Megger
b. Power factor meter
c. Voltmeter
d. Galvanometer ✔✔Ans. b
To calculate the va. One needs to know the .
a. Voltage and current
b. Impedance and conductance
c. Resistance and impedance
d. Ohms and resistance ✔✔Ans. a
You have an adjustable trip coil rated at 5 amps on a 200-amp switch. If you want the
switch to trip at 120 amps, the trip coil should be set at .
a. 2 amps
b. 3 amps
c. 4 amps
d. 5 amps ✔✔Ans. b
When an ammeter is disconnected from an in-service current transformer, the
secondary terminals of the current transformer must be .
a. Shorted
b. Open
c. Disconnected
d. Grounded ✔✔Ans. a
Reactance will cause the current in a circuit to vary only when .
a. AC current flows
b. DC current flows
c. There is no resistance in the circuit
d. There is resistance in the circuit ✔✔Ans. a
Motors of 1/3, ¼ and 1/8 are connected in parallel. Those motors deliver a total of
.
a. 1 hp
b. 7/8 hp
c. 17/24 hp
d. 0.07hp ✔✔Ans. c
Questions and Answers Latest
Versions 2025 Top Rated A+
Where lighting outlets are installed in interior stairways, there shall be a wall switch at
each floor level to control the lighting where the difference between floor levels is
steps or more.
a. Two
b. Four
c. Six
d. Eight ✔✔Ans. c
A voltage or current that is reversed at regular intervals is called voltage or
current.
I. direct II. Steady state III. sinusoidal
a. I only
b. II only
c. III only
d. none of these ✔✔Ans. c
Of the following is a false statement.
a. The term kilowatt indicates the measure of power which is all available for work.
b. The term kilovolt-amperes indicate the apparent power made up of an energy
component. And a wattles or induction component.
c. In an industrial plant, low power factor is usually due to underloaded induction
motors.
d. The power factor of a motor is much greater at partial loads than at full load. ✔✔Ans.
d
It is generally not good practice to supply lights and motors from the same circuit
because .
a. Lamps for satisfactory service must operate within closer voltage limits than motors.
b. Overloads and short circuits are more common on motor circuits.
c. When motors are started, the large starting current causes a voltage drop on the
circuit and the lights will blink or burn dim.
d. all of these ✔✔Ans. d
In general, motors are designed to operate in a maximum ambient temperature of
unless specifically designed for a higher temperature.
,a. 60 degree C
b. 50 degree C
c. 45 degree C
d. 40 degree C ✔✔Ans. d
A type of single phase motor that can be operated on either ac or dc is a motor.
a. Multispeed
b. Capacitor-start
c. Universal
d. Repulsion-induction ✔✔Ans. c
For screw shell devices with attached leads, the conductor attached to the screw shell
shall be in color.
a. White or gray
b. Orange
c. Green
d. Black ✔✔Ans. a
Branch circuit conductors shall have an ampacity not less than .
a. The load increased 125%
b. 100% of the load to be served
c. 80% of the load to be served
d. 125% of the continuous load plus 80% of the non continuous load ✔✔Ans. b
A switch intended for isolating an electric circuit from the source of power that has no
interrupting rating, and it is intended to be operated only after the circuit has been
opened by some other means is a/an .
a. Isolating switch
b. Bypass isolation switch
c. General use switch
d. Transfer switch ✔✔Ans. a
Raceways or cable trays containing electric conductors shall not contain .
I. pipe for steam II. Tube for air III. Pipe for water
a. I only
b. II only
c. III only
d. I, II or III ✔✔Ans. d
Not readily accessible to persons unless special means for access are used is .
a. Elevated
b. Guarded
c. Isolated
d. Listed ✔✔Ans. c
After cutting a conduit, to remove the rough edge on both ends, the conduit ends should
be .
, a. Sanded
b. Shaped
c. Burnished
d. Ground ✔✔Ans. c
The instrument used to indicate phase relation between current and voltage is the
.
a. Megger
b. Power factor meter
c. Voltmeter
d. Galvanometer ✔✔Ans. b
To calculate the va. One needs to know the .
a. Voltage and current
b. Impedance and conductance
c. Resistance and impedance
d. Ohms and resistance ✔✔Ans. a
You have an adjustable trip coil rated at 5 amps on a 200-amp switch. If you want the
switch to trip at 120 amps, the trip coil should be set at .
a. 2 amps
b. 3 amps
c. 4 amps
d. 5 amps ✔✔Ans. b
When an ammeter is disconnected from an in-service current transformer, the
secondary terminals of the current transformer must be .
a. Shorted
b. Open
c. Disconnected
d. Grounded ✔✔Ans. a
Reactance will cause the current in a circuit to vary only when .
a. AC current flows
b. DC current flows
c. There is no resistance in the circuit
d. There is resistance in the circuit ✔✔Ans. a
Motors of 1/3, ¼ and 1/8 are connected in parallel. Those motors deliver a total of
.
a. 1 hp
b. 7/8 hp
c. 17/24 hp
d. 0.07hp ✔✔Ans. c
