Journeyman Electrician Exam Bundle

An electromagnet can be switched on and off - Answer And advantage of an electromagnet over a permanent magnet is Scatters light uniformly in all directions - Answer An excellent diffuser surface is one that In a photovoltaic cell - Answer Light is converted into electricity Armature - Answ...

A fixed light will be allowed to be 30 amp provided the socket is rated ____ duty. a. Light b. Medium c. Heavy d. Extra Heavy - Answers c. Heavy From the Skilled Trades Act, Section 7 "Except as otherwise provided in this article or in subsection (3), and individual other than an individual ...

when an electrical circuit tested with ohm meter, a short circuit is indicated by a reading of... - Answer 0 If the panel board rating is 100 amperes, what shall be the overcurrent device rating located in panelboard? - Answer NEC 408.36 the overcurrent device rating must not be greater than pan...

What table sizes bonding jumpers for for AC systems? - Answer 250.102(C)(1) The NEC defines continuous load to be a load where max current on the circuit continues for at least how many hours? - Answer Three To use the adjustment factors in table 310.15(B)(3)(A), you must have greater than how...

Where the outer sheath of Type MI cable is made of steel _____________. A. it shall provide an adequate path to serve as an equipment grounding conductor B. a separate equipment grounding conductor shall be provided C. the grounding and grounded conductors shall be connected together D. ...

If you must guess on an exam question, most of the time the answer is... - Answer B or C As a general rule, an insulated equipment grounding conductor of a branch circuit shall be identified by which color? - Answer Green An emergency electrical disconnect provided for a gasoline motor. fuel d...

For electrically operated in - sink waste disposers, what is the minimum and maximum length allowed for electrical cable? - Answer 18 inches- 36 inches. 422.16 (B)(1)(2) Rigid metal conduit must be securely fastened within how many feet of junction box? - Answer 3 feet. 344.30 (A) *See excepti...

Conductors with _____ marked on the insulation are NOT approved for use in a wet location. a. THW b. THHW c. THHN d. THWN - Answer THHN As shown in Table 310.104(A), conductors with THHN insulation are approved for use in dry and damp locations only and conductors with THWN, THHW, and THW insul...

A fitting is a part of a wiring system that is intended primarily to perform which type of function? - Answer mechanical When the disconnecting means of a transformer is located remotely it must be? - Answer lockable If installed and routed on the outside of a raceway, the length of the equipm...

Where a water pipe passes over an indoor motor control center, leak protection apparatus shall have a MINIMUM clearance of _____. a) 6 feet to the protection apparatus b) 6 feet to the water pipe c) 6 1⁄2 feet to the protection apparatus d) 6 1⁄2 feet to the water pipe - Answer A: 6 feet t...

An advantage of an electromagnent over a permanent magnent is that ____. - Answer An electromagnent can be switched on and off. An excellent diffuser surface is one that ____. - Answer Scatters light uniformly in all directions. Light is converted into electricity ____. - Answer In a photovolt...

NEC Article ______ defines breakers and fuses. - Answer According to NEC Article 100, a device that opens and closes a circuit by nonautomatic means automatically closes for a predetermined overcurrent. Annex _____ of NEC covers conduit fill. - Answer Annex C of NEC covers conduit and tubing fill...

_______ can be generated. I. Electricity II. Electrical Energy a. I only b. II only c. both I and II d. neither I nor II - Answer Ans. b A phenomenon where a circuit stores electrical energy is called ______. a. Inductance b. Capacitance c. Resistance d. Susceptance - Answer Ans. b A...

Locknuts are sometimes used in making electrical connections on studs. In there cases the purpose of the locknuts is to ____. - Answer Prevent the connection from lossening under vibrations. Enclosed means, surrounded by a ____ which will prevent persons from accidently contacting energized parts...