Master electrical - Study guides, Class notes & Summaries

Master Electrical REAL Exam Questions And Correct Answers | Verified Control the speed of the motor - ANSWER The purpose of having a rheostat in the field of a DC shunt motor is to ________. An ammeter, a wattmeter, and a voltmeter - ANSWER You are to check the power factor of a load, you cannot get a power factor meter, you would use__________. Lead sheath - ANSWER High voltage cable which is to be installed in underground ducts is generally protected with a __________. Lower watt...

NYC Master Electrical Exam PREP TEST QUESTIONS AND ANSWERS 100% | VERIFIED On a four wire Delta connected system with a midpoint of one phase winding is grounded, only the conductor or bus bar having a higher phase voltage the ground shall be durably and permanently marked by an outer finish that is _______ in color or by other effective means. Such Identification shall be placed at each point on the system where connection is made if the grounded conductor is also present. - ANSW...

NYC MASTER ELECTRICIAN EXAM (Electrical exam) QUESTIONS WITH 100% COMPLETE ANSWERS. Type ____ is multiconductor cable identified for use as underground service entrance cable. Type USE cable Knife switch rated for more than 1200 Amps at 250Volts or less Can be used only as isolating switch, shall not be opened under load Track lighting with outlets in a bathroom is not allowed because ? Track lighting has receptacle Where internal combustion engines are used as the prime motor, an on si...

XC - correct answer ______ is the letter(s) used to indicate capacitive reactance in a circuit. A) XL, B) Z, C) HZ, D) XC Conductors drawn from a copper-clad aluminum rod with the copper metallurgically bonded to an aluminum core. The copper forms a minimum of ________ percent of the csa. - correct answer 10 Relay contacts are made of ___________. - correct answer Silver Defined apparatus - correct answer The organization or system used for doing or operating something Operation o...

______ shall be permitted to be concealed within walls, floors and ceilings were the walls, floors and ceilings provide a thermal barrier material which has at least one hour finish reading as identified in listing of fire rated assemblies. - ANSWERENT _____________ motors are permitted as controllers. - ANSWERPortable ________________ shall clearly indicate whether they are in the open off or closed on the position where circuit breaker handles are Operated vertically rather than rotation...

neutral point - ANSWER-The common point on a wye-connection in a polyphase system or midpoint on a single phase, 3-wire system, or midpoint of a single phase portion of a 3-phase delta system, or a midpoint of a 3-wire, direct current system In the NEC the words ___________indicate a mandatory requirement - ANSWER-Shall or shall not On a four wire Delta connected system with a midpoint of one phase winding is grounded, only the conductor or bus bar having a higher phase voltage the ground ...

NYC MASTER ELECTRICIAN EXAM (Electrical exam) QUESTIONS WITH 100% COMPLETE ANSWERS. Type ____ is multiconductor cable identified for use as underground service entrance cable. Type USE cable Knife switch rated for more than 1200 Amps at 250Volts or less Can be used only as isolating switch, shall not be opened under load Track lighting with outlets in a bathroom is not allowed because ? Track lighting has receptacle Where internal combustion engines are used as the prime motor, an on si...

neutral point - ANSWER-The common point on a wye-connection in a polyphase system or midpoint on a single phase, 3-wire system, or midpoint of a single phase portion of a 3-phase delta system, or a midpoint of a 3-wire, direct current system In the NEC the words ___________indicate a mandatory requirement - ANSWER-Shall or shall not On a four wire Delta connected system with a midpoint of one phase winding is grounded, only the conductor or bus bar having a higher phase voltage the ground ...

NYC Master Electrical Exam PREP TEST QUESTIONS AND ANSWERS 100% | VERIFIED On a four wire Delta connected system with a midpoint of one phase winding is grounded, only the conductor or bus bar having a higher phase voltage the ground shall be durably and permanently marked by an outer finish that is _______ in color or by other effective means. Such Identification shall be placed at each point on the system where connection is made if the grounded conductor is also present. - ANSW...

neutral point - CORRECT ANSWER The common point on a wye-connection in a polyphase system or midpoint on a single phase, 3-wire system, or midpoint of a single phase portion of a 3-phase delta system, or a midpoint of a 3-wire, direct current system In the NEC the words ___________indicate a mandatory requirement - CORRECT ANSWER Shall or shall not On a four wire Delta connected system with a midpoint of one phase winding is grounded, only the conductor or bus bar having a higher phase volta...