JOURNEYMAN CLOSED BOOK # 12 Exam 2024

JOURNEYMAN CLOSED BOOK # 12 Exam 2024 B -Answer-Your foreman asked you to measure the insulation resistance of some conductors. To do this you would use a _______. a. Hydrometer b. Megger c. Belt tester d. Wattmeter D -Answer-The main difference between a pipe thread and a machine thread is that the pipe thread is ______. a. Finer b. Longer c. Uneven d. Tapered A -Answer-Receptacles in residential wiring are regularly connected in ____________. a. Parallel b. Perpendicular c. Series d. Diagonal B -Answer-A foreman in charge of a crew in men preparing to work on a low voltage tension circuit should caution them to ___________. a. Work only when the load is zero b. Consider the circuit hot at all times c. Never work on any circuit alone d. Wait until the circuit has been killed C -Answer-The term pneumatic refers to ___________. a. Electricity b. Steam c. Air d. Oil B -Answer-What type of fastener would you use to mount a box to a hollow tile wall? a. Expansion bolts b. Toggle bolts c. Rawl plugs d. Bolts with backing plates B -Answer-If a low resistance is connected in parallel with a higher resistance, the combined resistance is ____. a. Higher or lower than the resistance depending on the size of the higher resistance b. Always less than the low resistance c. Always more than the higher resistance d. The total would be the low and high added together D -Answer-The lubricant used to make pulling wires through a conduit easier is _________. a. Grease b. Powdered pumice c. Vaseline d. powdered soapstone D -Answer-The instrument by which electric power is measured is a ________________. a. Ammeter b. Rectifier c. Voltmeter d. Wattmeter C -Answer-The connection between the grounded circuit conductor and the equipment grounding conductor at the service is called the _______ bonding jumper. a. Circuit b. Equipment c. Main d. Appliance D -Answer-The larger the conductor, the ____________. a. Higher the resistance b. Lower the ampacity c. Higher the voltage d. Lower the resistance D -Answer-A hook on the end of a fish tape is not to __________. a. Keep it from catching on joints and bends b. Tie a swab to c. Tie the wires, to be pulled d. Protect the end of the wire A -Answer-When soldering two copper conductors together, they are kept clean while heating by ___________. a. the use of flux b. Applying the solder quickly c. Rubbing often with emery cloth d. Not permitting the open flame to touch them A -Answer-Metal cabinets used for lighting circuits are grounded to _______________. a. Reduce shock hazard