JOURNEYMAN CLOSED BOOK # 8 Exam 2024

JOURNEYMAN CLOSED BOOK # 8 Exam 2024 D -Answer-A rigid conduit connecting to an outlet box should have a _________. a. Bushing and locknut on the outside b. Bushing on the outside and a locknut on the inside c. Locknut and bushing on the inside d. Locknut on the outside and a bushing on the inside A -Answer-Identified, as used in the Code in reference to a conductor or its terminal, means that such a conductor or terminal is to be recognized as ____________. a. Grounded b. Bonded c. Colored d. Marke D -Answer-A toaster will produce less heat on low voltage because ______________. a. Its total watt output decreases b. The current will decrease c. The resistance has not changed d. All of these B -Answer-If the current flow through a conductor is increased, the magnetic field around the conductor _____________. a. Is changed b. Becomes stronger c. Collapses d. Becomes weaker C -Answer-Comparing a #6 to a #10 conductor of equal lengths, the #6 will have lower ________. a. Cost b. Weight c. Resistance d. Strength C -Answer-The definition of ambient temperature is _____________. a. The temperature of the conductor b. The insulation rating of the conductor c. The temperature of the area surrounding the conductor d. The different temperature C -Answer-The primary reason for using a hacksaw blade with fine teeth rather than coarse teeth when cutting large stranded conductors is _____________. a. A coarse blade would overheat the conductor b. A coarse blade breaks too easily c. To avoid snagging or pulling strands d. A fine blade will bend easier B -Answer-The stranded residential service is a 3-wire, 240 volt single-phase system. The maximum voltage to ground in this system would be __________ volts. a. 115 b. 120 c. 199 d. 208 A -Answer-When working on a motor, the electrician should ____ to prevent accidental starting of the motor. a. Remove the fuses b. Ground the motor c. Shut off the switch d. Remove the belts A -Answer-It is the responsibility of the electrician to make sure his tools are in good condition because ___. a. Defective tool can cause accidents b. The boss may want to use them c. The company will pay for only one set of tools d. A good job requires perfect tools B -Answer-Continually overloading a conductor is a poor practice because it causes ___________. a. The conductor to melt b. The insulation to deteriorate c. The conductor to shrink d. Damage the raceway B -Answer-For better illumination you would __________. a. Random spacing of lights b. Even spacing, numerous lights c. Evenly spaced, higher ceilings d. Cluster lights B -Answer-A junction box above a lay-in ceiling is considered _________. a. Concealed b. Accessible c. Readily accessible d. Recessed C -Answer-Which of the following metals is most commonly used in the filament of a bulb? a. Aluminum b. Mercury c. Tungsten d. Platinum D -Answer-Electrical equipment can be defined as ______________. I. Fittings II. Appliances III. Devices IV. Fixtures a. I only b. I & IV only c. I,III & IV only d. All of these C -Answer-If two equal resistance conductors are connected in parallel, the resistance of the two conductors is equal to ____________. a. The resistance of one conductor b. Twice the resistance of one conductor c. One-half the resistance of one conductor d. The resistance of both conductors B -Answer-Wire connections should encircle binding posts in the ______ manner the nut turns to tighten. a. Opposite b. Same c. Reverse d. Different C -Answer-- A -Answer-The primary and secondary windings of a transformer always have __________. a. A common magnetic circuit b. The same size c. Separate magnetic circuits d. The same number of turns D -Answer-Which of the following is not the force which moves electron? a. EMF b. Voltage c. Potential d. Current A -Answer-A motor with a wide speed range is a __________. a. DC motor b. AC motor