NETA 3 QUESTIONS 1 AND CORRECT ANSWERS VERIFIED A+

NETA 3 QUESTIONS 1 AND CORRECT ANSWERS VERIFIED A+ Insulator thickness for high voltage power lines should be based on ______ voltage - correct answers-Peak Maximum acceptable ASTM D974 on new transformer oil is ______ - correct answers-.015 Minimum IR for 480 gen with random wound stator coils manuf in 1995 - correct answers-5 megohms Bimetallic strips in thermal relays have two metal strips with a different - correct answers-Coefficient of expansion AC dielectric withstand Maintenance of 5 kV dry transformer should not exceed _____% of factory voltage for one minute - correct answers-65 Lead acid storage batteries do Not include which hazard? - correct answers-High voltage arcing High resistance connections in DC armatures are best identified by - correct answers-Trending Air terminals for lightning protection that exceed 24" shall be supported at not less than _____ their height - correct answers-1/2 Most low voltage circuit breaker manufacturers recommend that contacts touch within _____" of each other - correct answers-1/8 Circular mil area = - correct answers-D squared What would cause low specific gravity in a battery - correct answers-Low charge voltage D1816 1mm gap - correct answers-34kV Locked rotor kva - correct answers-HP x max code value Locked rotor current - correct answers-Locked rotor kVA/(1.732 x kV) A moving iron meter operates by applying ____ current to the coil - correct answers-AC Arcing fault relative to bolted fault is _____% - correct answers-80 a . b= - correct answers-|a| x |b| x cosine theta Which test is an acceptable alternative to PF on transformer bushings? - correct answers-NBDFR The easiest method for determining contact sequence on a low voltage cb is - correct answers-Light circuit Trip current supervision is a metering parameter of an IED True or False - correct answers-False IEC61850 has roots in RTU while DNP3 has roots in LAN/WAN true or false - correct answers-False The generally accepted deviation from nominal 6