GETCO Exam Paper (22-07-2015) HVDC transmission is preferred to EHV AC because System stability can be improved Harmonic problem is avoided Its terminal equipment are inexpensive VAR compensation is not required in it System stability can be improved Harmonic problem is avoided Its terminal equipment are inexpensive VAR compensation is not required in it ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The insulation strength of an EHV transmission line is mainly governed by Load power factor Harmonics Corona Switching over voltages Load power factor Harmonics Corona Switching over voltages ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Earth wire on EHV overhead transmission line is provided to protect the line against excessive fault voltages lightning surge corona effect switching surge excessive fault voltages lightning surge corona effect switching surge ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Shunt compensation in EHV line is resorted to Improve voltage profile Increase line impedance Reduce the fault level Improve the stability Improve voltage profile Increase line impedance Reduce the fault level Improve the stability ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Switching surges are short duration transient voltage high voltage Acs power frequency voltage high votage DCs short duration transient voltage high voltage Acs power frequency voltage high votage DCs ANSWER DOWNLOAD EXAMIANS APP
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