GETCO Exam Paper (22-07-2015) Critical clearing time of a fault in a power system is related to Steady state limit Transient stability limit Short circuit limit Reactive power limit Steady state limit Transient stability limit Short circuit limit Reactive power limit ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) In sub stations for making and breaking of load current circuit breakers are used load interrupter switches are used relays are used isolators are used circuit breakers are used load interrupter switches are used relays are used isolators are used ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) What is the surge impedance loading of 400 kV line with surge impedance given as 160 Ω 1000 MW 250 MW 1000 kW 400 MW 1000 MW 250 MW 1000 kW 400 MW ANSWER EXPLANATION DOWNLOAD EXAMIANS APP SIL = (kV)²/Z₀
GETCO Exam Paper (22-07-2015) The national song of India was composed by Bankim Chandra Chatterji Iqbal Jai Shankar Prasad Rabindranath Tagore Bankim Chandra Chatterji Iqbal Jai Shankar Prasad Rabindranath Tagore ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Slip at maximum torque depends on stator reactance load current stator resistance rotor resistance and reactance stator reactance load current stator resistance rotor resistance and reactance ANSWER EXPLANATION DOWNLOAD EXAMIANS APP at maximum torque:S=R₂/X₂
GETCO Exam Paper (22-07-2015) In synchronous motor, V-curve is a graph of Armature current Vs reactive power Armature current Vs Field current Armature current Vs active power Armature current Vs power factor Armature current Vs reactive power Armature current Vs Field current Armature current Vs active power Armature current Vs power factor ANSWER EXPLANATION DOWNLOAD EXAMIANS APP v curve: armature current → field currentInverted V curve: power factor → field current
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