GETCO Exam Paper (22-07-2015) The relay which is most sensitive to power swings (mal operation) is Over current Relay Impedance Relay Reactance Relay Mho Relay Over current Relay Impedance Relay Reactance Relay Mho Relay ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Penalty factor in power system economical operation is measure of all are correct generation cost fuel cost Line loss all are correct generation cost fuel cost Line loss ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Which of the following is not function of substation batteries? emergency lighting circuits provide supply to the excitation system operating protective relay systems operating automatic control circuits emergency lighting circuits provide supply to the excitation system operating protective relay systems operating automatic control circuits 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 10 N-m 0 N-m 23.5 N-m 22 N-m 10 N-m 0 N-m 23.5 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) Speed of induction motor at rated torque is _____ than at maximum torque. lesser depends on load greater same lesser depends on load greater same ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Which of the following cable is extensively used for high tension and low tension work? VIR cable TRS cable PVC cable XLPE cable VIR cable TRS cable PVC cable XLPE cable ANSWER DOWNLOAD EXAMIANS APP
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