MASTER ELECTRICIAN REAL TEST QUESTIONS ANSWERED CORRECTLY

MASTER ELECTRICIAN REAL TEST QUESTIONS ANSWERED CORRECTLY Given: Two separate Services are identical in voltage and amperage, except that one service serves only motor - loads and the other serves lighting loads only. in the event of a short circuit in these services, the available short circuit current will be: A) The same in either service B) Higher in the motor-load service C) Higher in the lighting -load service D) 25% greater in the service for the motor load - ANSWER The same in either service (general knowledge) A device that requires a portable ladder for access, but does NOT require removal of the structure, is defined as being? A) Accessible B) Unaccessible C) Simi- accessible D) Readily accessible - ANSWER Accessible (article 100) Which of the following is a multi - wire branch circuit? A) Multiple conductors made up in the form of a cable B) Conductors used to connect the non - current - carrying metal parts of appliances C) A circuit that direct connects the service equipment to the main circuit breaker D) A circuit that consists of two or more ungrounded conductors and a grounded conductor - ANSWER A circuit that consists of two or more ungrounded conductors and a grounded conductor. (article 100) A listed assembly of two , three, or four insulated circuit conductors within a NONMETALLIC jacket, an extruded thermoplastic covering, or a sealed nonmetallic covering that can be mounted directly on the surface of walls and ceilings is the definition for: A) Flat conductor cable B) Flat cable assemblies C) Nonmetallic sheath cable D) Concealable nonmetallic extension - ANSWER Concealable nonmetallic extension (article 382.2) A group of devices that serve to govern in some predetermined manner the electric power delivered to the apparatus to which it is connected is a ? A) Device B) Controller C) Disconnect D) Circuit breaker - ANSWER Controller (article 100) For a service panel fed by parallel 3/0 AWG copper conductors, the copper GROUNDING - ELECTRODE run from the service panel to the metallic water service shall be at least size ____________ AWG A) 4 B) 2 C) 1/0 D) 2/0 - ANSWER 2 (table 250.66) A dry - type TRANSFORMER may be LOCATED in a suspended ceiling space where it is not ready ACCESSIBLE if the voltage is 600 volts or less and has a maximum rating of ____________ kva A) 10 B) 25 C) 50 D( 112 - ANSWER 50 (article 450.13 (B)