GETCO Exam Paper (22-07-2015) Earth wire on EHV overhead transmission line is provided to protect the line against corona effect switching surge excessive fault voltages lightning surge corona effect switching surge excessive fault voltages lightning surge ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The insulation strength of an EHV transmission line is mainly governed by Corona Load power factor Harmonics Switching over voltages Corona Load power factor Harmonics Switching over voltages ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Who is the vice president of India? (As on 22/07/2015) Dr. Hamid Ansari Pranav Mukharjee Nazama heptulla O.P. Kohli Dr. Hamid Ansari Pranav Mukharjee Nazama heptulla O.P. Kohli ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The RMS value of the voltage u(t) = 3 + 4 cos(3t) is 7 5 4.12 3 + 2(1.41) 7 5 4.12 3 + 2(1.41) ANSWER EXPLANATION DOWNLOAD EXAMIANS APP if voltage is given by,v(t) = V₀ + V₁ cos(3t) + V₂ cos(5t)+ …RMS value is given by,√( V₀² + (V₁/√2)² + (V₂/√2)² + …)
GETCO Exam Paper (22-07-2015) Merz-Price protection is employed for protection of circuit breaker transmission lines alternators motor circuit breaker transmission lines alternators motor ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Two watt meter method for 3 phase circuit is preferred over other methods because PF of the load can also be estimated it can be used for star or delta connected load it can be used for balanced or unbalanced load all are correct PF of the load can also be estimated it can be used for star or delta connected load it can be used for balanced or unbalanced load all are correct ANSWER DOWNLOAD EXAMIANS APP
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