GETCO Exam Paper (22-07-2015) No load efficiency of tranformer is _____ than full load efficiency lesser depends on load same greater lesser depends on load same greater ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Differential equation is required to be solved in _____ economical operation of power systems Load flow studies Stability studies Finding efficiency of a transmission line economical operation of power systems Load flow studies Stability studies Finding efficiency of a transmission line ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Calculate torque developed by the 3-phase, 5 HP, 4 pole induction motor runs at 1500 rpm 0 N-m 23.5 N-m 10 N-m 22 N-m 0 N-m 23.5 N-m 10 N-m 22 N-m ANSWER EXPLANATION DOWNLOAD EXAMIANS APP P = 2πTN/60 where N is speed in rpm
GETCO Exam Paper (22-07-2015) 100% string efficiency means Equal potential across each disc One of the insulator discs shorted Zero potential across each disc None uniform potential distribution across each disc Equal potential across each disc One of the insulator discs shorted Zero potential across each disc None uniform potential distribution across each disc ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The relay which is most sensitive to power swings (mal operation) is Mho Relay Over current Relay Impedance Relay Reactance Relay Mho Relay Over current Relay Impedance Relay Reactance Relay ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Switching surges are short duration transient voltage power frequency voltage high votage DCs high voltage Acs short duration transient voltage power frequency voltage high votage DCs high voltage Acs ANSWER DOWNLOAD EXAMIANS APP
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