GETCO Exam Paper (22-07-2015) The insulation strength of an EHV transmission line is mainly governed by Switching over voltages Harmonics Corona Load power factor Switching over voltages Harmonics Corona Load power factor ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) When the load is suddenly increased in the receiving end of the system, the phase shift will increase decrease remains same Not affected increase decrease remains same Not affected ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Root Locus is locus of the _____ close loop poles open loop poles to open loop zeros open loop zeros to close poles close loop poles to close loop zeros close loop poles open loop poles to open loop zeros open loop zeros to close poles close loop poles to close loop zeros ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Fuel cell for power generation have drawback of _____ Very high development costs Synchronization problems Noise, pollution and maintenance problems Low life span Very high development costs Synchronization problems Noise, pollution and maintenance problems Low life span ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) In synchronous motor, V-curve is a graph of Armature current Vs active power Armature current Vs Field current Armature current Vs power factor Armature current Vs reactive power Armature current Vs active power Armature current Vs Field current Armature current Vs power factor Armature current Vs reactive power ANSWER EXPLANATION DOWNLOAD EXAMIANS APP v curve: armature current → field currentInverted V curve: power factor → field current
GETCO Exam Paper (22-07-2015) Stray loss is equal to _____ mechanical loss & iron loss copper loss and iron loss frictional loss & copper loss field copper loss & iron loss mechanical loss & iron loss copper loss and iron loss frictional loss & copper loss field copper loss & iron loss ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Answer in official key is “mechanical loss & iron loss ”.Many times stray loss is also considered as total loss actually accured minus calculatable loss. This means loss that can be calculated is known as stray loss.
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