Electrician exam 2 - Study guides, Class notes & Summaries

NYC MASTER ELECTRICIAN EXAM 2024 QUESTIONS WITH CORRECT ANSWERS ALREADY PASSED AND VERIFIED Type ____ is multiconductor cable identified for use as underground service entrance cable. - CORRECT ANSWER Type USE cable Knife switch rated for more than 1200 Amps at 250Volts or less - CORRECT ANSWER Can be used only as isolating switch, shall not be opened under load Track lighting with outlets in a bathroom is not allowed because ? - CORRECT ANSWER Track lighting has receptacle Where i...

A series circuit with a voltage drop of 120 volts has a current of 24 amperes and two resistors in series. The first resistor has a resistance of 3 Ohms. What is the resistance in the second resistor? - ANSWER2 Ohms A transformer has a primary coil with 12 turns and a secondary coil with 4 turns. What is the turn ratio of this transformer? - ANSWER A step-down transformer with a turn ratio of 3:1 has a primary coil with 36 turns. How many turns does it have in its secondary coil? - ANSWER ...

Journeyman Electrician Exam 2024 For other than one-and two-family dwellings, when building a new electrical service, at least one (1) 125-volt, single-phase, 15- or 20-ampere-rated receptacle outlet shall be located within at LEAST _____ of the electrical service equipment? -Answer-50 feet The ampacity of a conductor is defined by the NEC to be the maximum current, in amperes, a conductor can carry continuously under the conditions of use without exceeding ______? -Answer-it's temperatur...

Residential Electrician Exam 2 | 100% VERIFIED CORRECT LATEST 2024/25 RATED A+

An electromagnet can be switched on and off - ANSWERAnd advantage of an electromagnet over a permanent magnet is Scatters light uniformly in all directions - ANSWERAn excellent diffuser surface is one that In a photovoltaic cell - ANSWERLight is converted into electricity Armature - ANSWERThe rotating part of a DC motor is known as Fish tape - ANSWERA device used to pull wires through a conduit is called Approximately zero - ANSWERIn making a resistance test, remember that the res...

MASTER ELECTRICIAN EXAM 2024 VERIFIED QUESTIONS AND ANSWERS GRADED A+

Journeyman Electrician Exam 2 - Q & A In indoor areas where walls are frequently washed, such as laundries or car washes, metal conduit and metal panelboards shall be mounted with a _____ space between the wall and conduit or panelboard when the equipment is installed exposed. a) 3/4 inch b) 1/2 inch c) 1/8 inch d) 1/4 inch Ref: 300.6(D) A branch-circuit supplied by size 12 AWG conductors is a _____ rated branch-circuit when protected by a 15 ampere rated circuit breaker. a) 20-ampere b) 25-am...

Maintenance Electrician Exam 2 - Q & A In general, branch-circuit conductors that supply a single AC motor used in a continuous-duty application shall have an ampacity of NOT less than _____ percent of the motor's full-load running current rating. a) 125 b) 100 c) 150 d) 115 Ref: 430.22(A) Unless listed and identified otherwise, terminations and conductors of circuits rated 100 amperes or larger shall be rated at _____. a) 60 degrees C b) 75 degrees C c) 90 degrees C d) 120 degrees C Ref: 110...

Residential Electrician Exam 2 - Q & A Service equipment for a mobile home shall be rated not less than _____ at 120/240 volts, single-phase. a) 50 amperes b) 60 amperes c) 100 amperes d) 150 amperes Ref: 550.32(C) Underwater luminaires installed in swimming pools are required to have GFCI protection if they operate at a voltage greater than _____. a) 15 volts b) 50 volts c) 120 volts d) 150 volts Ref: 680.23(A)(3) Given: the ungrounded service-entrance conductors for a one family residence ar...