GETCO Exam Paper (22-07-2015) The relay which is most sensitive to power swings (mal operation) is Impedance Relay Reactance Relay Over current Relay Mho Relay Impedance Relay Reactance Relay Over current Relay Mho Relay ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The magnitude of sum of two sinusoidal AC voltages is equal to the magnitude of each individual voltage, What must be the phase difference between voltages? 60 180 120 90 60 180 120 90 ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Hopkinson's test is the test to be carried out on induction motor with any DC motor two identical induction motors induction motor with synchronous motor two identical DC motors induction motor with any DC motor two identical induction motors induction motor with synchronous motor two identical DC motors ANSWER EXPLANATION DOWNLOAD EXAMIANS APP In hopkinson test known as regenerative testtwo identical machine coupledD.C shunt motorD.C shunt generatortemperature rise can be check under rated conditionlarge machine can be tested without drawing much power.
GETCO Exam Paper (22-07-2015) In sub stations for making and breaking of load current relays are used isolators are used load interrupter switches are used circuit breakers are used relays are used isolators are used load interrupter switches are used circuit breakers are used ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) For selecting low voltage cable which of the following factors is not important? current carrying capacity voltage grade permissible voltage drop short circuit current rating current carrying capacity voltage grade permissible voltage drop short circuit current rating ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Normally the angle of the transmission line is kept _____ because of _____ reasons 45, steady state stability 90, transient stability 45, transient stability 90, steady state stability 45, steady state stability 90, transient stability 45, transient stability 90, steady state stability ANSWER DOWNLOAD EXAMIANS APP