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Journeyman Exam 1 & 2- Questions and Answers 100% Pass
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Journeyman Exam 1 & 2- Questions and Answers 100% Pass
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Journeyman Exam 1 & 2- Questions andAnswers 100% Pass
A value assigned to a circuit or system for the purpose of conveniently designating its voltage
class is _____.
a. Nominal voltage
b. Voltage to ground
c. Voltage (of a circuit)
d. Voltage2 Correct Ans-Ans. a
A type of AC motor that runs at a constant speed and is used and is used for such purposes as
an electric clock motor is a ____motor.
a. AC squirrel cage
b. AC induction
c. Wound rotor induction
d. Synchronous Correct Ans-Ans. d
_____ is the resistance at the point of contact of two conductors or one conductor and another
surface.
a. Conductor resistance
b. Contact resistance
c. Resistance per M/ft
d. Resistance per K/ft Correct Ans-Ans. b
_____ is/are classified as a conduit body.
I. LB fitting II. FS box III. LR fitting
a. I and II only
,b. II only
c. II and III only
d. I and III only Correct Ans-Ans. d
______ raceways are not suitable to enclose conductors that are subject to physical damage.
a. Rigid metal conduit
b. Intermediate metal conduit
c. PVC schedule 40
d. PVC schedule 80 Correct Ans-Ans. c
A low power factor in an industrial plant is most likely caused by ______.
a. Insufficient resistive loads
b. Insufficient inductive loads
c. Excessive resistive loads
d. Lack of synchronous condenser Correct Ans-Ans. 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 Correct Ans-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 Correct Ans-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. Correct Ans-
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 Correct Ans-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 Correct Ans-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
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